

11/21 Types of Statistical Studies
Flashcard
•
Mathematics
•
12th Grade
•
Practice Problem
•
Hard
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1.
FLASHCARD QUESTION
Front
What is an Experiment in statistical studies?
Back
An experiment is a research method where the researcher manipulates one or more variables to observe the effect on another variable, often involving random assignment to groups.
2.
FLASHCARD QUESTION
Front
What is an Observational Study?
Back
An observational study is a research method where the researcher observes and records behavior or outcomes without manipulating any variables.
3.
FLASHCARD QUESTION
Front
What is a Census?
Back
A census is a comprehensive survey that attempts to collect data from every member of a population.
4.
FLASHCARD QUESTION
Front
What is a Sample Survey?
Back
A sample survey is a method of collecting data from a subset of a population to make inferences about the entire population.
5.
FLASHCARD QUESTION
Front
What is Random Assignment?
Back
Random assignment is the process of assigning participants to different groups in an experiment using randomization to ensure each participant has an equal chance of being placed in any group.
6.
FLASHCARD QUESTION
Front
What is the purpose of a Control Group in an experiment?
Back
A control group is used as a baseline to compare the effects of the experimental treatment, helping to isolate the effect of the independent variable.
7.
FLASHCARD QUESTION
Front
What is the Independent Variable in an experiment?
Back
The independent variable is the variable that is manipulated or changed by the researcher to observe its effect on the dependent variable.
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