Aisha Wants to Examine the Effect of Room Temperature on Task

question 19

Multiple Choice

Aisha wants to examine the effect of room temperature on task performance. She places one group of participants in a room that is set to a temperature of 54 degrees, a second group in a room that is set to a temperature of 72 degrees, and a third group in a room that is set to a temperature of 90 degrees. She then measures the amount of time it takes each group to complete the same task. This design would best represent a(n) _____ design.

• A)independent groups
• B)repeated measures
• C)three-group pretest-posttest
• D)pretest-posttest

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Definitions:

Cholecystokinin

Cholecystokinin is a hormone produced by the cells of the duodenum, involved in stimulating the digestion of fat and protein by triggering the gallbladder to release bile and the pancreas to secrete enzymes.

Gallbladder

A small, pear-shaped organ located beneath the liver, which stores and concentrates bile, a digestive fluid produced by the liver.

Hormone

Chemical messengers produced by endocrine glands that regulate various body functions, including growth, metabolism, and mood.

Cholecystokinin

A hormone secreted by cells in the small intestine that stimulates the digestion of fat and protein.