Imagine a Population Consisting of 1,500 Values That Are Normally

question 3

Multiple Choice

Imagine a population consisting of 1,500 values that are normally distributed around a mean of 60, which exhibits a standard deviation of 8. Which value below is closest to the IQR for the population?

• A) 8.0
• B) 8.6
• C) 10.2
• D) 10.8

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Definitions:

Longitudinal

A research design that involves repeated observations of the same variables over short or long periods of time.

Cross-sectional

An observational study type that examines data collected from a population or a representative sample at one particular point in time.

Cross-sectional

A research design that analyzes data from a population, or a representative subset, at one specific point in time.

Longitudinal

A study setup where the same factors are observed multiple times over periods that can be either brief or extended.