What Is the Main Goal of a Two-Group Experimental Study

question 15

Multiple Choice

What is the main goal of a two-group experimental study?

• A) To determine if the sample is representative of the population
• B) To determine if one intervention is more effective than the other
• C) To determine if either intervention is biased
• D) To determine if both interventions can be safely implemented in real settings

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Definitions:

Little or No Association

A term describing a weak or non-existent relationship between two variables in a statistical analysis.

Moderately Strong Association

A term describing a fair level of correlation between two variables, indicating that as one variable changes, the other tends to change in a predictable pattern.

Linear Association

A relationship between two variables where changes in the value of one variable are proportionally linked to changes in the value of another variable.

Negative Association

An interaction between two variables characterized by the increase of one variable leading to the decrease of the other.