Population Sample Parameter Statistic

Which choice best represents a statistic?

• The percentage of all townspeople who believe the mayor is doing a good job.

• The percentage of townspeople surveyed who believe the mayor is doing a good job.

• All townspeople.

• A random selection of 100 townspeople.

In a survey of a sample of high school students, 43% said that their mother has taught them the most about managing money.

• parameter

• statistic

There are 547 students in the school. All these students took and passed the test with average score of 156/ 170.

• Parameter

• Statistic

What is a smaller, representative group drawn from a population?

• unit

• sample

• parameter

• statistic

The characteristic used to describe a sample

• parameter

• statistic

• population

• census

The entire set of items (who or what) from which data can be selected

• survey

• parameter

• population

• sample

The characteristic used to describe the entire population

• statistic

• parameter

• census

• data

Population or Sample?

All of the teachers in a school are surveyed on their meeting time preferences.

• Population

• Sample

Tell if the statement is a Parameter or a Statistic

The average salary of all assembly-line employees at a certain car manufacturer is $33,000.

• Parameter

• Statistic

Tell if the statement is a Parameter or a Statistic

The average late fee for 360 credit card holders was found to be $56.75

• Parameter

• Statistic