If Your Planned Study Has Power Below 80%, You Should

question 27

Multiple Choice

If your planned study has power below 80%, you should first consider:

• A)increasing the size of the samples
• B)raising the study's level of significance
• C)using the true population variance
• D)treating the two samples as one sample

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Definitions:

Middle of The Night

Refers to the period of time roughly between midnight and early morning, often associated with sleep disturbances when mentioned in a psychological or medical context.

Sleepwalking

A sleep disorder characterized by walking or performing other complex behaviors while in a state of partial arousal from deep sleep.

Night Terrors

Sudden episodes of fear that occur during sleep, typically affecting children.

REM Sleep

A stage of sleep characterized by rapid eye movements, during which dreaming and increased brain activity occur, vital for cognitive functions like memory.