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HLTH 501 Biostatistics - Final review EXAM STUDY GUIDE WITH COMPLETE ANSWERS 2022_ .pdf
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8/24/24, 3:18 AMHLTH 501 Biostatistics - Final review
Jeremiah
Practice questions for this set
Terms in this set (50)
1/6
, 8/24/24, 3:18 AM
Which of the following types of graphics histogram
would be most useful in demonstrating the
frequency of a given outcome as it relates to
an ordinal variable?
5769 41 2 2 standard deviation
According to the data, which measure, is a
better measure of dispersion?
Misclassification bias often occurs in case- True
control studies.
The incidence rate of X disease in patients patients who are receiving the new medication and have X disease / total follow-up
receiving the new medication is calculated (years) of the patients who are receiving the new medication ( times (x) 1000 to make a
by: whole number if necessary) (a/b if set up in correct way)
A design that is a very detailed report of the case report
specific features of a particular participant or
case is known as?
The Cumulative incidence is computed as false
the number of persons who develop a
disease during a specified period over the
number of persons examined at baseline
1,000 people are enrolled in a 10-year cohort 0.089 = 80/900: the number of new events or cases of disease divided by the total
study. At the start of the study, 100 have number of individuals in the population at risk for a specific time interval.
diagnosed CVD. Over the course of the
study, 80 people who were free of CVD at
baseline develop CVD. What is the
cumulative incidence at 10 years?
Biostatistics is integral to the field of True
epidemiology, which is defined as study of
health and illness in human populations,
patterns of health or disease, and the factors
that influence these patterns.
The best numerical summaries for true
dichotomous, ordinal, and categorical
variables are relative frequencies.
Incidence of disease is the proportion of false
individuals with the condition (disease) at a
single point in time
The following data were collected as part of false: use excel to find stdev().
a study of coffee consumption among
graduate students. The following reflect
cups per day consumed: 3, 4, 6, 8 ,2, 1, 0, and
2. The standard deviation is approximately 4.
Assume a new measure of Intelligence true
Quotient (or IQ) has been developed. The
mean IQ for the population is 100 and the
standard deviation is 15. The standard
deviation indicates the average distance an
individual data value is from the mean is
about 15 IQ points.
2/6
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