E-Exam Past Questions And Answers: STT206 / SMS202 - Statistics for Management Sciences II

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Q76 _____________ occur naturally in all spheres of business activity.

time series

Q77 ________can be used to generate the general picture (or trend) behind a set of data or time series.

moving ave rage

Q78 ________ are forecasts based solely on past and present values of the variable to be forecast.

extrapolation

Q79 ___________ are forecasts concerning the near future.

short term forecast

Q80 ________ are based on past performances.

forecasts

Q81 __________ is not designed to test equality of several population variances.

Anova

Q82 ANOVA technique enables us to compare several __________ means simultaneously.

populatio n

Q83 ANOVA can be (a) ______ way classification or (b) two-way classification.

one

Q84 __________ as a tool has different dimensions and complexities.

Anova

Q85 O1, O2, O3, ..........Ok, called ____________frequencies.

observed

Q86 ___________ test of goodness of fit.

Chi-square

Q87 The square of a standard normal variable is called a __________

Chi-square

Q88 All one tailed tests for _____ at level of significance “α” will be right tailed tests only with area “α” in the right.

Ho

Q89 For _____tailed tests, the critical valuesare located in the right tail of F-distribution with area (α/2) in the right tail.

two

Q90 ______statistic is the ratio of two independent chi-square variates divided by their respective degrees of freedom.

F

Q91 Hypothesis testing starts with a ___________ about population parameters such as mean.

statemen t

Q92 __________ testing or testing a hypothesis are used interchangeably.

hypotheses

Q93 Relationship that connect three or more variables together are called

multiple correlation regre ssion

Q94 Two variables can either be positively or _________correlated.

negatively

Q95 3 main types of curve are __________

Exponential curve

Hyperbolic curve

Power curve mod el

***all of the above

Q96 ____mathematical method of determined the points estimate of ‘a’ and ‘b’ from the available sample points.

Lea st Square Method

Q97 Regression line is fitted into the ________diagram

scatter

Q98 y = a + b1X1 + b2X2 is________________

multiple regression

Q99 y = a + bx is ___________

simple regression

Q100 _____________ analysis can be defined as the relationship between two or more variables.

regression

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## E-Exam Past Questions And Answers: STT206 / SMS202 - Statistics for Management Sciences II

### Re: E-Exam Past Questions And Answers: STT206 / SMS202 - Statistics for Management Sciences II

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Q101 Formular for spearsmans rank correlation _____________

1-6(Σd²)/n(n²-1)

Q102 ___________ coefficient of correlation assumes the data to be at least interval scale

spearsma ns

Q103 Degree of relationship that connected three or more variables together is called_________.

Multiple correlation

Q104 The degree of relationship existing between two variables is called ________

simple correlatio n

Q105 _________ can be defined as the branches of statistics that deals with mutual dependence or interrelationship of two or more variables.

Correlation

Q106 The mean, mode, medium, variance etc are examples of _______estimates.

point

Q107 _____refers to the formula or statistic which has been chosen to provide an estimate of the population value.

estimator

Q108 An ______ is value of the sample statistic which is taken as an approximation of the parameter value.

estima te

Q109 ________ cannot control who fills out the questionnaire.

researchers

Q110 The concept of __________ is central to sampling theory and to determining the size of a sample.

standard error

Q111 ____________ is more convenient than simple random sampling.

Systematic samplin g

Q112 __________ the basic probability sampling design, and it is incorporated into all the more elaborate probability sampling designs.

Simple random samp ling

Q113 _____________ is to select a sample that is as similar as possible to the sampling population.

quota sample

Q114 A single member of a sampling population is referred to as a _________

sampling u nit

Q115 A particular value of the population, such as the mean income or the level of formal education, is called a _________

parameter

Q116 The entire set of relevant units of analysis, or data is called the _________

Population

Q117 _________ index is termed as an ideal index since it satisfies time reversal and factor reversal test for the consistency of index numbers.

fishers

Q118 __________ depict changes in the general price level of the economy.

whole sale

Q119 ________ numbers are indicators which reflect the relative changes in the level of certain phenomenon in any given period.

Index

Q120 The concept of expected monetary value applies ________ expectation

mathemati cal

Q121 Decision makers are generally interested in the ___________ monetary value decisions.

optimal

Q122 The payoff table is usually displayed in _________ form.

grid

Q123 Decision making under uncertainty is always ___________

complicated

Q124 Decision making under certainty appears to be simpler than that under ___________

uncertain ty

Q125 ____________ is the comparison of one thing with another that has similar features.

Analog ue

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Q101 Formular for spearsmans rank correlation _____________

1-6(Σd²)/n(n²-1)

Q102 ___________ coefficient of correlation assumes the data to be at least interval scale

spearsma ns

Q103 Degree of relationship that connected three or more variables together is called_________.

Multiple correlation

Q104 The degree of relationship existing between two variables is called ________

simple correlatio n

Q105 _________ can be defined as the branches of statistics that deals with mutual dependence or interrelationship of two or more variables.

Correlation

Q106 The mean, mode, medium, variance etc are examples of _______estimates.

point

Q107 _____refers to the formula or statistic which has been chosen to provide an estimate of the population value.

estimator

Q108 An ______ is value of the sample statistic which is taken as an approximation of the parameter value.

estima te

Q109 ________ cannot control who fills out the questionnaire.

researchers

Q110 The concept of __________ is central to sampling theory and to determining the size of a sample.

standard error

Q111 ____________ is more convenient than simple random sampling.

Systematic samplin g

Q112 __________ the basic probability sampling design, and it is incorporated into all the more elaborate probability sampling designs.

Simple random samp ling

Q113 _____________ is to select a sample that is as similar as possible to the sampling population.

quota sample

Q114 A single member of a sampling population is referred to as a _________

sampling u nit

Q115 A particular value of the population, such as the mean income or the level of formal education, is called a _________

parameter

Q116 The entire set of relevant units of analysis, or data is called the _________

Population

Q117 _________ index is termed as an ideal index since it satisfies time reversal and factor reversal test for the consistency of index numbers.

fishers

Q118 __________ depict changes in the general price level of the economy.

whole sale

Q119 ________ numbers are indicators which reflect the relative changes in the level of certain phenomenon in any given period.

Index

Q120 The concept of expected monetary value applies ________ expectation

mathemati cal

Q121 Decision makers are generally interested in the ___________ monetary value decisions.

optimal

Q122 The payoff table is usually displayed in _________ form.

grid

Q123 Decision making under uncertainty is always ___________

complicated

Q124 Decision making under certainty appears to be simpler than that under ___________

uncertain ty

Q125 ____________ is the comparison of one thing with another that has similar features.

Analog ue

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### Re: E-Exam Past Questions And Answers: STT206 / SMS202 - Statistics for Management Sciences II

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Q126 The art of problem solving and decision making is base on _________

common sense

Q127 _____________ is a method base on two head is better than one.

Brain Storming

Q128 A good decision must be consistent with the information and preferences of the __________

decision maker

Q129 ______ is the modern approach to decision making both in economics and in business.

decision ana lysis

Q130 The mesokurtic is otherwise known as normal _________

distribution curve

Q131 ________ measures the degree of peakedness of a distribution.

Kurtosis

Q132 Mean, the mode, and the standard deviation are all expressed in the units of ________

original data

Q133 The formula used in calculating Pearson’s No. 1 Coefficient of skewness is _______

Sk = Mean – Mode/ð

Q134 A distribution which is not symmetrical is said to be _____

Skewed

Q135 The measures of skewness are generally called _______

Pearson’s c oefficient

Q136 __________ is also useful in the comparison of two or more sets of data.

coefficient of variation

Q137 Coefficient of variation is a __________

relative measure

Q138 Given the arrayed data: X = 2,5,8,9,12,13,18,the range will be ________

R = 18 – 2 = 16

Q139 Quartile Deviation is

Q3-Q1/2

Q140 ________ are the boundaries separating the items in a given distribution or set of data into quarters.

Quartiles

Q141 _________ difference between the highest observation and the lowest observation in a distribution.

Range

Q142 ________ is the part of the population that is selected for a study.

Sample

Q143 ________ is a variable that can assume both decimal and non decimal values.

Continuous Variable

Q144 ________ is the variable that can only assume whole numbers.

Discrete Variable

Q145 ________ is a variable whose values are given as numerical quantities.

Quantitative Variable

Q146 _________makes use of statistics in production,marketing, administration and in personnel management.

Business

Q147 Government uses statistics during ________

Census

Q148 statistics is useful in all spheres of ______

human life

Q149 statistics are concerned with ___________

numerical data

Q150 Statistics can be defined as a ____________

management tool for making decision.

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Q126 The art of problem solving and decision making is base on _________

common sense

Q127 _____________ is a method base on two head is better than one.

Brain Storming

Q128 A good decision must be consistent with the information and preferences of the __________

decision maker

Q129 ______ is the modern approach to decision making both in economics and in business.

decision ana lysis

Q130 The mesokurtic is otherwise known as normal _________

distribution curve

Q131 ________ measures the degree of peakedness of a distribution.

Kurtosis

Q132 Mean, the mode, and the standard deviation are all expressed in the units of ________

original data

Q133 The formula used in calculating Pearson’s No. 1 Coefficient of skewness is _______

Sk = Mean – Mode/ð

Q134 A distribution which is not symmetrical is said to be _____

Skewed

Q135 The measures of skewness are generally called _______

Pearson’s c oefficient

Q136 __________ is also useful in the comparison of two or more sets of data.

coefficient of variation

Q137 Coefficient of variation is a __________

relative measure

Q138 Given the arrayed data: X = 2,5,8,9,12,13,18,the range will be ________

R = 18 – 2 = 16

Q139 Quartile Deviation is

Q3-Q1/2

Q140 ________ are the boundaries separating the items in a given distribution or set of data into quarters.

Quartiles

Q141 _________ difference between the highest observation and the lowest observation in a distribution.

Range

Q142 ________ is the part of the population that is selected for a study.

Sample

Q143 ________ is a variable that can assume both decimal and non decimal values.

Continuous Variable

Q144 ________ is the variable that can only assume whole numbers.

Discrete Variable

Q145 ________ is a variable whose values are given as numerical quantities.

Quantitative Variable

Q146 _________makes use of statistics in production,marketing, administration and in personnel management.

Business

Q147 Government uses statistics during ________

Census

Q148 statistics is useful in all spheres of ______

human life

Q149 statistics are concerned with ___________

numerical data

Q150 Statistics can be defined as a ____________

management tool for making decision.

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whatsapp: 08155572788

### Re: E-Exam Past Questions And Answers: STT206 / SMS202 - Statistics for Management Sciences II

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Q1 The mean, mode, medium, variance etc are examples of _estimates.

Q2 __refers to the formula or statistic which has been chosen to provide an

estimate of the population value.

Q3 An is value of the sample statistic which is taken as an approximation of the

parameter value.

Q4 cannot control who fills out the questionnaire.

Q5 The concept of is central to sampling theory and to determining the size of a

sample.

Q6 is more convenient than simple random sampling.

Q7 the basic probability sampling design, and it is incorporated into all the

more elaborate probability sampling designs.

Q8 is to select a sample that is as similar as possible to the sampling population.

Q9 A single member of a sampling population is referred to as a

Q10 A particular value of the population, such as the mean income or the level of formal education, is

called a

Q11 These are problems encountered in the construction of index numbers except

Q12 Forecast simply means statement

Q13 It has been found that 2% of the tools produced by a certain machine are defective. What is the

probability that in a shipment of 400 such tools is

Q14 One way in which a representative sample may be obtained from a population is by

Q15 Sampling distribution is the

Q16 A particular value of the population, such as the mean income or the level of formal education, is

called

Q17 combine the features of cross-sectional and time-series data.

Q18 Government uses statistics during

Q19 Data collected for cross-section of subjects (population under study) at a time is called

8/9/2018 SMS202.htm

file:///C:/Users/USER.USER-PC/Desktop/EExams%20PQ/SMS202.htm 2/27

Q20 Data collected on a particular variable or set of variables over time is know as

Q21 advocate that the current year quantities are taken as weights

Q22 advocated the geometric cross of Laspeyre’s and Paasche’s Price index

numbers

Q23 Aggregate of prices (of all the selected commodities) in the current year as a percentage of the

aggregate of prices in the base year know as

Q24 reflect changes in the retail prices of different commodities. The are normally constructed for

different classes of consumers know as

Q25 reflect changes in the volume of goods produced or consumed know as _-

Q26 most common index numbers are the price index numbers which study changes in price level of

commodities over a period of time is know as

Q27 are indicators which reflect the relative changes in the level of certain

phenomenon in any given period

Q28 Under certainty, the decision maker simply the outcome of each alternative

and selects the one that best meets his/her objective

Q29 looks for the attributes or qualities of the product .i.e. comparison of the

best one

Q30 is the comparison of one thing with another that has similar features

Q31 __is a method base on two head is better than one.

Q32 Is the logical approach, it answers questions like What, Who, Where, How,

When and Why

Q33 defined as the logical and quantitative analysis of all the factors influencing

a decision

Q34 thinking considers end rather than means

Q35 The art of problem solving and decision making is base on

Q36 The scientific method for collecting, organizing, summarizing, presenting and analysing data is called

Q37 The two main types of statistics are

Q38 The number of times that a variable occur is called

8/9/2018 SMS202.htm

file:///C:/Users/USER.USER-PC/Desktop/EExams%20PQ/SMS202.htm 3/27

Q39 Frequency distribution involves

Q40 The probability that an event will occur is

Q41 The probability of obtaining an even number in a single toss of a fair die is

Q42 are forecasts based solely on past and present values of the variable to be

forecast.

Q43 If a die is tossed once. What is the probability of obtaining even or prime number?

Q44 y = a + b1X1 + b2X2 is

Q45 y = a + bx is

Q46 The probability of obtaining at least two heads in a toss of a fair die trice is

Q47 are based on past performances.

Q48 is not designed to test equality of several population variances.

Q49 The sum of the absolute difference between consecutives set of data xj and mean x of the data divided

by the number of data is

Q50 Two events A and B are said to be __, if they cannot occur together

Q51 The degree of asymmetry, or departure from symmetry of a distribution is known as

Q52 ANOVA can be (a) way classification or (b) two-way classification.

Q53 O1, O2, O3, ..........Ok, called frequencies.

Q54 All one tailed tests for at level of significance “α” will be right tailed tests

only with area “α” in the right.

Q55 Sampling distribution is the

Q56 analysis is the modern approach to decision making both in economics and

in business

Q57 The formula used in calculating Pearson’s No. 1 Coefficient of skewness is

Q58 A complete absence of skewness would have a coefficient of skewness equal to

Q59 leptokurtic, platykurtic and mesokurtic is otherwise known as

_distribution curve

8/9/2018 SMS202.htm

file:///C:/Users/USER.USER-PC/Desktop/EExams%20PQ/SMS202.htm 4/27

Q60 measures the degree of peakedness of a distribution. It is usually taken

relative to a normal distribution

Q61 The moment coefficient of kurlosis is used to calculate the of a distribution

Q62 Pearson’s first coefficient of skewness and Pearson’s second coefficient of skewness is called

Q63 is useful in the comparison of two or more sets of data which are measured

in the same units but differ to such an extent that a direct comparison of the respective standard

deviations is not very helpful

Q64 Given the arrayed data: X = 2,5,8,9,12,13,18,the range will be

Q65 can be said to measure the degree of uniformity of observations in a given

set of data

Q66 can be an unsatisfactory measure of dispersion because it is affected by

extreme values or items which renders it unrepresentative of majority of the set of data

Q67 variables include sex, in religious or party affIliation, genotype, blood group, place of residence know

as

Q68 scale has all the properties of the nominal, ordinal and interval scales including the additional

property of having an absolute zero point know as

Q69 can be defined as a management tool for making decision. It is also a

scientific approach to presentation of numerical information in such a way that one will have a maximum

understanding of the reality represented by such information.

Q70 Government uses as a tool for collecting data on economic aggregates such

as national income, savings, consumption and gross national product

Q71 is a variable whose values are given as numerical quantities

Q72 In studying the nutritional well being of pupils in a primary school, the is a

pupil in the school.

Q73 is a characteristic that assumes different values for different entities

Q74 is the part of the population that is selected for a study

Q75 _variable that can assume both decimal and non decimal values

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Q1 The mean, mode, medium, variance etc are examples of _estimates.

Q2 __refers to the formula or statistic which has been chosen to provide an

estimate of the population value.

Q3 An is value of the sample statistic which is taken as an approximation of the

parameter value.

Q4 cannot control who fills out the questionnaire.

Q5 The concept of is central to sampling theory and to determining the size of a

sample.

Q6 is more convenient than simple random sampling.

Q7 the basic probability sampling design, and it is incorporated into all the

more elaborate probability sampling designs.

Q8 is to select a sample that is as similar as possible to the sampling population.

Q9 A single member of a sampling population is referred to as a

Q10 A particular value of the population, such as the mean income or the level of formal education, is

called a

Q11 These are problems encountered in the construction of index numbers except

Q12 Forecast simply means statement

Q13 It has been found that 2% of the tools produced by a certain machine are defective. What is the

probability that in a shipment of 400 such tools is

Q14 One way in which a representative sample may be obtained from a population is by

Q15 Sampling distribution is the

Q16 A particular value of the population, such as the mean income or the level of formal education, is

called

Q17 combine the features of cross-sectional and time-series data.

Q18 Government uses statistics during

Q19 Data collected for cross-section of subjects (population under study) at a time is called

8/9/2018 SMS202.htm

file:///C:/Users/USER.USER-PC/Desktop/EExams%20PQ/SMS202.htm 2/27

Q20 Data collected on a particular variable or set of variables over time is know as

Q21 advocate that the current year quantities are taken as weights

Q22 advocated the geometric cross of Laspeyre’s and Paasche’s Price index

numbers

Q23 Aggregate of prices (of all the selected commodities) in the current year as a percentage of the

aggregate of prices in the base year know as

Q24 reflect changes in the retail prices of different commodities. The are normally constructed for

different classes of consumers know as

Q25 reflect changes in the volume of goods produced or consumed know as _-

Q26 most common index numbers are the price index numbers which study changes in price level of

commodities over a period of time is know as

Q27 are indicators which reflect the relative changes in the level of certain

phenomenon in any given period

Q28 Under certainty, the decision maker simply the outcome of each alternative

and selects the one that best meets his/her objective

Q29 looks for the attributes or qualities of the product .i.e. comparison of the

best one

Q30 is the comparison of one thing with another that has similar features

Q31 __is a method base on two head is better than one.

Q32 Is the logical approach, it answers questions like What, Who, Where, How,

When and Why

Q33 defined as the logical and quantitative analysis of all the factors influencing

a decision

Q34 thinking considers end rather than means

Q35 The art of problem solving and decision making is base on

Q36 The scientific method for collecting, organizing, summarizing, presenting and analysing data is called

Q37 The two main types of statistics are

Q38 The number of times that a variable occur is called

8/9/2018 SMS202.htm

file:///C:/Users/USER.USER-PC/Desktop/EExams%20PQ/SMS202.htm 3/27

Q39 Frequency distribution involves

Q40 The probability that an event will occur is

Q41 The probability of obtaining an even number in a single toss of a fair die is

Q42 are forecasts based solely on past and present values of the variable to be

forecast.

Q43 If a die is tossed once. What is the probability of obtaining even or prime number?

Q44 y = a + b1X1 + b2X2 is

Q45 y = a + bx is

Q46 The probability of obtaining at least two heads in a toss of a fair die trice is

Q47 are based on past performances.

Q48 is not designed to test equality of several population variances.

Q49 The sum of the absolute difference between consecutives set of data xj and mean x of the data divided

by the number of data is

Q50 Two events A and B are said to be __, if they cannot occur together

Q51 The degree of asymmetry, or departure from symmetry of a distribution is known as

Q52 ANOVA can be (a) way classification or (b) two-way classification.

Q53 O1, O2, O3, ..........Ok, called frequencies.

Q54 All one tailed tests for at level of significance “α” will be right tailed tests

only with area “α” in the right.

Q55 Sampling distribution is the

Q56 analysis is the modern approach to decision making both in economics and

in business

Q57 The formula used in calculating Pearson’s No. 1 Coefficient of skewness is

Q58 A complete absence of skewness would have a coefficient of skewness equal to

Q59 leptokurtic, platykurtic and mesokurtic is otherwise known as

_distribution curve

8/9/2018 SMS202.htm

file:///C:/Users/USER.USER-PC/Desktop/EExams%20PQ/SMS202.htm 4/27

Q60 measures the degree of peakedness of a distribution. It is usually taken

relative to a normal distribution

Q61 The moment coefficient of kurlosis is used to calculate the of a distribution

Q62 Pearson’s first coefficient of skewness and Pearson’s second coefficient of skewness is called

Q63 is useful in the comparison of two or more sets of data which are measured

in the same units but differ to such an extent that a direct comparison of the respective standard

deviations is not very helpful

Q64 Given the arrayed data: X = 2,5,8,9,12,13,18,the range will be

Q65 can be said to measure the degree of uniformity of observations in a given

set of data

Q66 can be an unsatisfactory measure of dispersion because it is affected by

extreme values or items which renders it unrepresentative of majority of the set of data

Q67 variables include sex, in religious or party affIliation, genotype, blood group, place of residence know

as

Q68 scale has all the properties of the nominal, ordinal and interval scales including the additional

property of having an absolute zero point know as

Q69 can be defined as a management tool for making decision. It is also a

scientific approach to presentation of numerical information in such a way that one will have a maximum

understanding of the reality represented by such information.

Q70 Government uses as a tool for collecting data on economic aggregates such

as national income, savings, consumption and gross national product

Q71 is a variable whose values are given as numerical quantities

Q72 In studying the nutritional well being of pupils in a primary school, the is a

pupil in the school.

Q73 is a characteristic that assumes different values for different entities

Q74 is the part of the population that is selected for a study

Q75 _variable that can assume both decimal and non decimal values

Stay informed when you download our app

https://play.google.com/store/apps/deta ... m.nounites

DISCLAIMER: THIS PACKAGE IS PREPARED FOR EXAM REVISION AND PREPARATIONS ONLY, NOT TO BE TAKEN INTO THE EXAM HALL FOR MALPRACTICES

Email: mynounpq@gmail.com

whatsapp: 08155572788

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