Inference Vocabulary

Front

What is a sample?

Back

A sample is part of a population.

Front

What is the best way to achieve valid survey results?

Back

Survey a group that is randomly selected from the entire population.

Front

What does biased mean in the context of surveys?

Back

Biased means that the sample does not accurately represent the population.

Front

What is an unbiased sample?

Back

An unbiased sample is one that accurately reflects the characteristics of the population.

Front

What is a systematic random sample?

Back

A systematic random sample is obtained by selecting every nth individual from a list.

Front

What is a convenience sample?

Back

A convenience sample is made up of individuals who are easily accessible.

Front

What is a voluntary sample?

Back

A voluntary sample consists of individuals who choose to participate.

Front

What is the difference between a sample and a population?

Back

A sample is a subset of a population, which includes all individuals of interest.

Front

Why is it important to have a representative sample?

Back

A representative sample ensures that the results can be generalized to the entire population.

Front

What is the significance of surveying randomly selected students?

Back

Random selection helps eliminate bias and ensures a fair representation of opinions.