A Research Study in a Laboratory Setting Incorporates Four Groups

question 4

Multiple Choice

A research study in a laboratory setting incorporates four groups (two control and two experimental) in which only one experimental group and one control group are pretested, while all four groups are posttested. Which descriptions of the design are accurate? (Select all that apply.)

• A) Experimental design
• B) After-only experimental design
• C) Real-world experimental design
• D) Quasi-experimental design
• E) Solomon four-group design

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Definitions:

Skewed Left

Describes a distribution of data where the tail is longer on the left side of the distribution, indicating a larger number of lower values.

Regression Analysis

A statistical method to determine the relationship between a dependent variable and one or more independent variables.

Greek

Pertaining to Greece, its people, language, or culture.

Multiple Regression

The use of several influencing variables in statistics to project the output of a specific response variable.