Population Vs Sample

Front

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

Back

Sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

Identify the population and parameter: To determine the food preferences of their customers, the owners of a restaurant randomly choose 20 customers on Friday to participate in a survey.

Back

Population: all customers of the restaurant; Parameter: food preferences for all of the restaurant's customers.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What would be the sample in this example? Surveyors in a mall choose shoppers to ask about products they prefer.

Back

The shoppers who were asked their preferences.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

A characteristic in a population is called a ________, whereas a characteristic in a sample is called a ________.

Back

Population parameter; sample statistic.

Tags

CCSS.HSS.IC.B.3

Front

A gaming website wanted to find out which console its visitors owned. Which choice BEST represents the population in this situation?

Back

All the website visitors.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is the definition of a population in statistics?

Back

A population is the entire group of individuals or items that we want to study.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is a parameter in statistics?

Back

A parameter is a numerical value that summarizes a characteristic of a population.

Tags

CCSS.HSS.IC.B.3

Front

What is a statistic in statistics?

Back

A statistic is a numerical value that summarizes a characteristic of a sample.

Tags

CCSS.6.SP.A.3

Front

Why is it important to use a sample instead of a population?

Back

Using a sample is often more practical and cost-effective than studying an entire population.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is the difference between a sample and a population?

Back

A sample is a subset of a population, while a population includes all members of a specified group.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1