Statistical Studies and Data Collection Flashcard Review

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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.

Tags

CCSS.RL.11-12.7

CCSS.RI.11-12.7

CCSS.RI.9-10.7

CCSS.RL.9-10.7

CCSS.RI.8.7

Front

What is a sample survey?

Back

A sample survey is a method of collecting data by asking a subset of individuals from a larger population about their opinions, behaviors, or characteristics.

Tags

CCSS.HSS.IC.B.3

Front

What is an experiment in research?

Back

An experiment involves manipulating one or more independent variables to determine their effect on a dependent variable.

Front

What is the main difference between observational studies and experiments?

Back

The main difference is that experiments involve manipulation of variables, while observational studies do not.

Front

What is primary data collection?

Back

Primary data collection refers to the process of gathering original data directly from sources, such as through surveys or experiments.

Tags

CCSS.6.SP.B.5B

Front

What is secondary data analysis?

Back

Secondary data analysis involves analyzing data that has already been collected by someone else, rather than collecting new data.

Front

What is the purpose of a case study?

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A case study is an in-depth analysis of a particular individual, group, or event to explore complex issues in real-life contexts.

Front

What does it mean to collect data systematically?

Back

Collecting data systematically means using a structured and organized approach to gather information, ensuring consistency and reliability.

Tags

CCSS.6.SP.B.5B

Front

What is the significance of sample size in research?

Back

Sample size is important because it affects the reliability and validity of the study's results; larger samples generally provide more accurate estimates.

Tags

CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

Front

What is the role of variables in experiments?

Back

Variables are elements that can change or be manipulated in an experiment; independent variables are manipulated, while dependent variables are measured.