Math 4 ~ Review: Experiment/Observ Study & Population/Sample

Front

What is an observational study?

Back

An observational study is a type of research where the researcher observes and records behavior or outcomes without manipulating any variables.

Front

What is an experiment in research?

Back

An experiment is a study in which the researcher manipulates one or more variables to determine their effect on a dependent variable.

Front

Define 'Population' in research.

Back

Population refers to the entire group of individuals or instances about whom we hope to learn.

Front

Define 'Sample' in research.

Back

A sample is a subset of the population that is selected for the study.

Tags

CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

Front

What is the difference between population and sample?

Back

The population includes all members of a specified group, while a sample is a smaller group selected from that population.

Tags

CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

Front

What is the purpose of a survey in research?

Back

A survey is used to gather information from a sample to make inferences about the population.

Tags

CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

Front

What does it mean to conclude from a sample?

Back

To conclude from a sample means to make generalizations about the population based on the findings from the sample.

Tags

CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

Front

What is a biased sample?

Back

A biased sample is one that does not accurately represent the population, leading to skewed results.

Tags

CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

Front

What is random sampling?

Back

Random sampling is a technique where each member of the population has an equal chance of being selected for the sample.

Tags

CCSS.HSS.IC.B.3

Front

What is a convenience sample?

Back

A convenience sample is a type of non-random sampling where the sample is taken from a group that is easily accessible.

Tags

CCSS.HSS.IC.A.1

CCSS.7.SP.A.1