Selecting a Random Sample from Each Identifiable Subgroup Within a Population

question 45

Multiple Choice

Selecting a random sample from each identifiable subgroup within a population is called:

• A) demographic sampling
• B) systematic sampling
• C) stratified sampling
• D) cluster sampling
• E) none of these choices

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Definitions:

Confidence Interval

An aggregation of values, from the study of sample data, seen as likely to include the value of an unknown parameter in the population.

Mean Height

The average height calculated by summing the heights of all individuals in a group and dividing by the number of individuals.

Statistics Classmate

A peer enrolled in the same statistics course, often collaborating on studies and projects related to the subject.

Confidence Interval

A range of values, derived from the sample data, within which there is a specified probability that the true parameter of the population lies.