There Were 800 Math Instructors at a Mathematics Convention

question 78

Short Answer

There were 800 math instructors at a mathematics convention. Forty instructors were randomly selected and
given an IQ test. The scores produced a mean of 130 with a standard deviation of 10. Find a 95% confidence
interval for the mean of the 800 instructors. Use the finite population correction factor.

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Definitions:

Melatonin

A hormone produced by the pineal gland that regulates sleep-wake cycles.

Induce Sleepiness

The act of causing or facilitating the onset of a state of sleep, often through natural or pharmacological means.

Light Mask

A device often used in therapy to regulate sleep or treat certain mood disorders by emitting light patterns.

Biological Clock

An internal system that controls the timing of biological processes and behaviors, such as sleep and fertility cycles.