2020_1 NOUN TMA Questions & Answers: NSC409 - Introduction To Health Statistics

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2020_1 NOUN TMA Questions & Answers: NSC409 - Introduction To Health Statistics

Postby Jed » Mon Jul 06, 2020 7:52 am

2020_1 NOUN TMA Questions & Answers: NSC409 - Introduction To Health Statistics



NSC409


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after a preliminary examination, a clinician say that the probability that the patient has heart disease is about 20%. What type of probability is this?
Answer: subjective

300 students start nursing school and 15 drop out before finals. What is the risk of dropping out?
Answer: 0.05

gender is an example of
scale
Answer: nominal

the theoretical concept used to describe an entire group of individuals in which resaerchers are interested is
Answer: population

examples of categorical data are all except
Answer: number of children

weight in kg is an example of
data
Answer: continious

are ratios of counts where the
numerator is a subset of the denominator
Answer: proportions

a range of values within which our population parameter is likely to lie is called
Answer: confidence interval

all probabilities lie between
and
Answer: 0 and 1

stages of diseases is an example of data
Answer: ordinal

enables the predictive value of a positive
test to be related to the sensitivity of the test
Answer: bayes’ theorem

is given as the smallest and largest
observations.
Answer: range

is derived from the outlying observations
Answer: standard deviation

the simplest type of data is
Answer: binary

what is the mean of 1.2,1.3, 1.4,1.5, 2.11.2, 1.3, 1.4, 1.5, 2.1
Answer: 1.5

display counts in mutually exclusive
categories
Answer: bar chart

type of graph use to illustrate a relationship between two continuous variables is
Answer: scatter plot

always have a time period attached
Answer: rates

the major elements associated with the clinical value of diagnostic tests is
Answer: sensitivity

temperature is an example of
scale
Answer: interval






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