We Want to Test to See If the Mean Time $$\text { alpha } = .05$$

question 89

Short Answer

We want to test to see if the mean time to complete a task is more than 60 minutes. A random sample of
100 people are selected and $$\text { alpha } = .05$$ If the population standard deviation is 30 minutes, determine the
power of the test if the population mean is 97 minutes.

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Definitions:

Sleep

A natural, reversible state of reduced responsiveness to external stimuli and relative inactivity, serving critical functions in health and well-being.

Menarche

The event of the first menstrual cycle or period in a female, marking the onset of reproductive capability.

Malnutrition

A condition that arises from a diet lacking in essential nutrients or failing to utilize the nutrients effectively.

Pubertal Timing

The timing of the onset of puberty, which can vary widely among individuals and can affect physical and psychological development.