If the Confidence Interval for the Difference in Treatment Means

question 73

Multiple Choice

If the confidence interval for the difference in treatment means contains zero, then:

• A) We can conclude that there is a significant difference in the selected treatment means.
• B) We can conclude that there is no significant difference in the selected treatment means.
• C) We can conclude that the selected treatment means both equal zero.
• D) We can conclude that at least one of the selected treatment means equals zero.

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Definitions:

Catastrophizing

A cognitive distortion involving the irrational thought that a situation is far worse than it actually is, often seen in anxiety and depression.

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Neal E. Miller

An American psychologist known for his pioneering work in the study of motivation, learning, and stress.