04/22 Sample vs. Population Practice

Front

What is a sample in statistics?

Back

A sample is a subset of a population used to represent the whole.

Front

What is a population in statistics?

Back

A population consists of all subjects (human or otherwise) that are being studied.

Front

Identify the sample in the following scenario: A survey of 1000 patients at Emory hospital found that 40% cases are heart disease treatment.

Back

1000 Emory hospital patients.

Front

Identify the population in the following scenario: 30% out of 200 Mr. Tran’s students earned A for the final grade average from the last semester.

Back

200 Mr. Tran's students.

Front

What does it mean when we say a survey is conducted?

Back

It means data is collected from a sample to make inferences about the population.

Front

What is the difference between a sample and a population?

Back

A sample is a smaller group selected from a population, which is the entire group being studied.

Front

Complete the definition: A _______ is a subset of a population.

Back

sample.

Front

Complete the definition: A _________ consists of all subjects (human or otherwise) that are being studied.

Back

Population.

Front

In a survey of 976 American households, what is the sample?

Back

976 American households.

Front

What percentage of Mr. Tran's students earned an A?

Back

30%.