What Happens to the Power of a T-Test When the Variability

question 24

Multiple Choice

What happens to the power of a t-test when the variability of the raw scores is increased? The power will

• A)increase.
• B)decrease.
• C)remain the same.
• D)increase or decrease,depending on whether is positive or negative.

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Definitions:

Projective Hypothesis

The theory suggesting that people project their own unconscious feelings, desires, and attitudes onto ambiguous stimuli.

Ambiguous Stimulus

A stimulus that lacks clarity or can be interpreted in multiple ways, often used in psychological experiments to explore perception, personality, or decision-making.

Projective Tests

Psychological assessment tools that use ambiguous stimuli to uncover a person’s unconscious desires, fears, and struggles.

Objective Tests

Standardized assessments that measure an individual's knowledge, abilities, or traits without subjective judgement from the test giver.