Each of the Following Statements States a Weakness with the Evaluation

question 23

Multiple Choice

Each of the following statements states a weakness with the evaluation techniques presented in the text;which of the statements is NOT true?

• A)Posttest only - there could be a number of other competing causes for any change.
• B)Pretest/posttest - it is difficult to determine the impact of training on any changes that occur.
• C)Posttest only with control group - results may not generalize to other groups
• D)Pretest/posttest with control group - threats to external validity are still a concern.
• E)All of the above are true.

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Definitions:

Perception

The process by which individuals organize and interpret their sensory impressions to give meaning to their environment.

Trichromatic Theory

A theory of color vision that proposes the human eye has three types of receptors with differing sensitivities to different light wavelengths, corresponding to red, green, and blue.

Occipital Lobe

The region of the brain located at the back of the head, responsible for processing visual information.

Retina

The light-sensitive layer at the back of the eye that converts light into neural signals sent to the brain.