Parameter and Statistic Population and Sample

Is the following a parameter or a statistic?

The average annual salary for 35 of a company's 1200 accountants is $68,000.

• parameter

• statistic

Is the following a parameter or a statistic?

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

Is the following a parameter or a statistic?

In a survey of a sample of computer users, 8% said their computer had a malfunction that needed to be repaired by a service technician.

• parameter

• statistic

Is the following a parameter or a statistic?

In a recent survey of 1503 adults in the United States, 33% said they use both a landline and a cell phone.

• parameter

• statistic

What is the entire group studied called?

• sample

• population

• class

• experiment

What is the entire group of individuals or instances studied called?

• sample

• population

• class

• experiment

Population or Sample?

A quality control engineer is curious about the thickness of paint on a car at her factory. She randomly selects 30 points on the car and measures the paint thickness at each of those points.

• Population

• Sample

A school principal wants to see which subject the 845 students in the school liked best.

Which choice best represents the parameter of interest?

• 700 of the 845 students prefer math.

• 100 of the 120 students surveyed prefer math.

• 845 students

• 120 students surveyed

What is the term in statistics for the entire collection or group of individuals being studied?

• population

• sample

• parameter

• statistic

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

• unit

• sample

• parameter

• statistic