Statistical Studies Reviee

Front

What is the dependent variable in the relationship between sleep duration and test scores?

Back

Test score

Front

What type of study involves manipulating one or more variables to determine their effect on a dependent variable?

Back

Experiment

Front

What are the types of unbiased samples?

Back

Cluster, stratified, simple random, systematic, and proportional samples.

Front

What is the term for the entire group studied in a statistical analysis?

Back

Population

Front

What is the population behind the statistic 'The average Japanese woman lives to the age of 86'?

Back

All of the women in Japan.

Front

Define 'sample' in the context of statistical studies.

Back

A subset of a population used to represent the entire group.

Front

What is a 'survey' in statistical research?

Back

A method of collecting data by asking questions to a group of people.

Front

What is the purpose of a 'case study' in research?

Back

To conduct an in-depth analysis of a particular individual, group, or event.

Front

What does 'stratified sampling' involve?

Back

Dividing the population into subgroups and taking a sample from each.

Front

What is 'systematic sampling'?

Back

Selecting every nth individual from a list of the population.