Under What Circumstances Is a Very Small Treatment Effect Still

question 14

Multiple Choice

Under what circumstances is a very small treatment effect still likely to be statistically significant?

• A)​if the sample size is small and the sample variance is small
• B)​if the sample size is small and the sample variance is large
• C)if the sample size is large and the sample variance is small
• D)​if the sample size is large and the sample variance is large

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Definitions:

Cyclothymic Disorder

A mental disorder characterized by periods of hypomanic symptoms as well as periods of depressive symptoms that are not severe enough to qualify as major depressive episodes.

Major Depressive Episode

A period characterized by a severely depressed mood or a loss of interest or pleasure in daily activities, lasting for at least two weeks.

Hypomania

A milder form of mania, characterized by elevated mood, increased activity or energy levels that are not as severe as full-blown mania.

Bipolar I Disorder

Form of bipolar disorder in which the full symptoms of mania are experienced; depressive aspects may be more infrequent or mild.