In a Contrast Analysis, the Sum of the Contrast Weights

question 39

Multiple Choice

In a contrast analysis, the sum of the contrast weights

• A) can vary from -1.00 to +1.00.
• B) must equal -l.00.
• C) must equal 1.00.
• D) must equal zero.

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Definitions:

Qualitative Analysis

Examination of non-numerical data, such as text, images, or videos, to understand concepts, opinions, or experiences.

Null Hypothesis

A statement in statistical hypothesis testing that assumes no effect or no difference, used as a starting point for testing statistical significance.

Type I Error

The mistaken disapproval of a valid null hypothesis, commonly referred to as a "false positive."

Type II Error

The error that occurs when a false null hypothesis is not rejected, meaning a real effect or difference was missed.