An Instrumentation Effect Occurs When

question 31

Multiple Choice

An instrumentation effect occurs when

• A)the instrument employed for the pretest has an effect that shows up on the posttest.
• B)the measurement instrument is changed from the pretest to the posttest.
• C)there is a change on the dependent variable from the pretest score to the posttest score.
• D)all of these.

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Definitions:

Heartburn

A burning sensation beneath the breastbone, usually associated with indigestion.

Laxative

A substance used to stimulate bowel movements, often used to treat constipation.

Vertex

The top of the head, the crown.

Flexible Sigmoidoscope

A scope used for a flexible sigmoidoscopy exam to evaluate the lower part of the large intestine (colon).