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Epidemiology and Biostatistics Exam 2 questions and answers graded A+ 2024/2025
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Epidemiology and Biostatistics Exam 2 questions and answers graded A+ 2024/2025
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Epidemiology and Biostatistics Exam 2A(n) _____ layout exhibits those those who are at best risk of ailment by analyzing associations
between the disease and personal traits of people in the populace - ANSCross-sectional
Which of the subsequent kinds of records offers order among categories? - ANSOrdinal
In order to explain prevalence of disease for individuals who can also were uncovered for
differing lengths of time, an epidemiologist would use which of the following? - ANSPerson-time
fee
Which of the following measures the power of association among variables on a quantitative
scale while distributions are skewed because of outlying statistics? - ANSSpearman's rank
correlation coefficient
A disorder or health-associated nation may be said to reflect excessive prevalence whilst: -
ANSIncidence and survival prices are excessive and remedy costs are low.
By definition, a ninety five% confidence c language manner which of the subsequent? - ANSThe
range of values wherein the investigators are 95% assured the authentic populace price lies
True or False? Cross-sectional surveys are frequently useful for estimating disease occurrence
and the volume of public fitness troubles. - ANSTrue
True or False? When using the direct approach for age-adjusted fees, it's far critical to pick a
standard populace that correctly displays each businesses being in comparison. - ANSFalse
True or False? For a completely small population or a assessment among organizations with
lacking facts, an epidemiologist might use the indirect method of age-adjusted charges. -
ANSFalse
True or False? Multiple regression may be used to manipulate for confounding variables. -
ANSTrue
A(n) is a representation of a society with a decrease percent of more youthful human beings. -
ANSConstrictive pyramid
The ______ is the change within the charge of a situation in keeping with beginning year. -
ANScohort impact
_____ is a trait this is socially constructed in step with the principle that human populations
range from every different based on bodily traits or places of starting place. - ANSRace
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