A Hypothetical Drug That Might Improve the Cognitive Functioning of Alzheimer's

question 6

Multiple Choice

A hypothetical drug that might improve the cognitive functioning of Alzheimer's patients would probably

• A) decrease levels of acetylcholine.
• B) increase levels of acetylcholine.
• C) increase levels of beta amyloid.
• D) decrease the activity of all genes that produce ApoE.

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Definitions:

Null Hypothesis

A statistical hypothesis asserting that there is no significant difference or effect.

Critical Value

A threshold value used in hypothesis testing, which the test statistic must exceed in order to reject the null hypothesis.

Obtained Value

The actual value achieved from a statistical test, used to compare against the critical value to determine statistical significance.

Critical Value

A threshold in a statistical test that delineates the boundary for rejecting or not rejecting the null hypothesis.