Samples and Populations

Front

What is a sample?

Back

A sample is a part of a group being surveyed.

Front

What is a population?

Back

The population describes the group of people, objects, or events being surveyed.

Front

What is unbiased sampling?

Back

Unbiased sampling is when any member of the population is equally likely to be chosen for the sample.

Front

What is a random sample?

Back

A random sample is a subset of individuals chosen from a larger set, where each individual has an equal chance of being selected.

Front

Why is surveying every 5th student a good method?

Back

Surveying every 5th student helps to ensure a random selection, reducing bias in the results.

Front

What is the difference between a sample and a population?

Back

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

Front

What is convenience sampling?

Back

Convenience sampling is a method where samples are taken from a group that is easily accessible.

Front

What is a survey?

Back

A survey is a method of gathering information from individuals, often used to understand preferences or opinions.

Front

What is the purpose of a survey in decision-making?

Back

Surveys help gather data to make informed decisions based on the preferences of a group.

Front

What is a biased sample?

Back

A biased sample is one that does not accurately represent the population, often due to the method of selection.