A market researcher is interested in determining the average income for families in Duval County, Florida.To accomplish this, she takes a random sample of 400 families from the county and uses the data gathered from them to estimate the average income for families in the entire county.This process is an example of _______.
A)nonparametric statistics
B)nominal data
C)descriptive statistics
D)inferential statistics
E)census

Question

Quizplus · Accepted Answer

This process is an example of inferential statistics, where a sample is used to make inferences or predictions about a larger population.

A Market Researcher Is Interested in Determining the Average Income