In an Analysis of Variance Problem If SST = 120

question 24

Multiple Choice

In an analysis of variance problem if SST = 120 and SSTR = 90, then SSE is

• A) 210.
• B) 30.
• C) 80.
• D) 120.

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Definitions:

Internal Validity

Refers to how well a study is conducted, specifically whether it establishes a causal relationship between variables.

Causal Relationship

A connection between variables where a change in one directly influences the change in another.

Length Of Test

The duration or number of items that constitute a test, influencing factors such as assessment fatigue and comprehensiveness of evaluation.

Horizontal Axis

In a graph or chart, the x-axis running left to right and typically used to represent the independent variable or time period.