Statistics Vocab Review

Front

What is quantitative data?

Back

Quantitative data refers to numerical information that can be measured and expressed mathematically. Example: A person's height.

Front

What is a sample in statistics?

Back

A sample is a subset of a population used to represent the whole population in statistical analysis.

Front

What is systematic sampling?

Back

Systematic sampling is a method where every nth individual is selected from a list or sequence. Example: Interviewing every 10th student.

Front

What is a statistical question?

Back

A statistical question anticipates variability in the data and can be answered by collecting data. Example: What time do sixth graders typically wake up during the school week?

Front

What is a population in statistics?

Back

A population is the entire group that is the subject of a statistical study.

Front

What is qualitative data?

Back

Qualitative data refers to non-numerical information that describes characteristics or qualities. Example: The color of your car.

Front

What is a census?

Back

A census is a complete count of a population, collecting data from every individual.

Front

What is stratified sampling?

Back

Stratified sampling is a method where the population is divided into subgroups (strata) and samples are taken from each stratum.

Front

What is a convenience sample?

Back

A convenience sample is a non-random selection of individuals that is easy to access, but may not represent the population well.

Front

What is a voluntary response sample?

Back

A voluntary response sample consists of individuals who choose to participate, often leading to biased results.