Cohen Proposed Effect-Size Conventions Based on the Effects Observed in Psychology

question 49

Multiple Choice

Cohen proposed effect-size conventions based on the effects observed in psychology research in general because

• A)experimenters need to assess whether the obtained effect size will allow them to reject the null hypothesis.
• B)determining how large an effect can be expected in a given experiment is difficult.
• C)they follow from the original scales he developed.
• D)they are more accurate than calculating a minimum meaningful difference.

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Definitions:

Poor Performance

The occurrence of failing to meet minimum accepted standards or objectives within professional or personal tasks.

Attribution Biases

Refers to the systematic errors made when people evaluate or try to find reasons for their own and others' behaviors.

Criticizing Performance

involves providing feedback on an individual's work or actions with a focus on areas of improvement, aiming to foster development and enhance performance.

Vague

Lacking clarity or preciseness in thought or expression, resulting in ambiguity or obscurity of meaning.