Population Vs Sample

Front

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

Back

Sample

Front

What is the term for the entire group that you want to draw conclusions about?

Back

Population

Front

In a survey, what do we call the information we gather from a sample?

Back

Statistic

Front

What do we call a value that describes a characteristic of a population?

Back

Parameter

Front

If a survey includes all members of a group, is it a population or a sample?

Back

Population

Front

If a survey includes only a part of the group, is it a population or a sample?

Back

Sample

Front

What is the main purpose of using a sample instead of a population in research?

Back

To save time and resources while still obtaining useful information.

Front

In the context of surveys, what does the term 'bias' refer to?

Back

A systematic error that leads to an incorrect representation of the population.

Front

What is an example of a parameter in a study about a city's average income?

Back

The average income of all residents in the city.

Front

What is an example of a statistic in a study about a city's average income?

Back

The average income of a sample of 100 residents from the city.