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 of the entire county. This process is an example of ___.
A) categorical data
B) quantitative data
C) descriptive statistics
D) inferential statistics
E) census

Question

Quizplus · Accepted Answer

This process is an example of inferential statistics as it involves using the data from a sample to make inferences about the population as a whole.

A Market Researcher Is Interested in Determining the Average Income