You Want to Know Whether Cookies Made with Unbleached Flour

question 23

Multiple Choice

You want to know whether cookies made with unbleached flour taste better than cookies made with bleached flour; which of the following has the strongest experimental design to test this question?

• A) Make two batches of cookies, both with bleached flour; one taster tries both types and ranks which type he likes best.
• B) Make two batches of cookies, one with bleached flour and one with unbleached flour; one taster tries both types and ranks which type he likes best.
• C) Make two batches of cookies, one with bleached flour and one with unbleached flour; twenty tasters try both types and rank which type they like best.
• D) Make two batches of cookies, one with bleached flour and one with unbleached flour; twenty tasters try both types without knowing which ones they are eating and rank which type they like best.

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Definitions:

Behavioural Theory

A theory focusing on observable behaviors, emphasizing the learning experiences that mold human actions.

Cultural Differences

Variations in the beliefs, values, customs, and behaviors that distinguish one society or ethnic group from another.

Label Specific Emotions

The process of identifying and naming distinct feelings and emotions.

Autonomic Arousal

Refers to the activation of the autonomic nervous system, resulting in physical responses such as increased heart rate or sweating, often in reaction to stress or perceived threats.