What Is the Mean for the Following Sample of Scores

question 38

Multiple Choice

What is the mean for the following sample of scores? Scores: 1,4,5,6

• A)16
• B)8
• C)4.5
• D)4

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Definitions:

Random Assignment

A method used in experiments to equally distribute participants across different groups to minimize biases and ensure that the groups are comparable.

Control Group

In experimental research, a group of subjects that does not receive the experimental treatment, used as a benchmark to measure how the other tested subjects perform.

Experimental Group

In experimental research, this is the group of subjects who receive the treatment or intervention being tested.

Interactive Effects

The combined impact of two or more variables when they interact with each other, often in a way that could not be predicted by considering each variable in isolation.