Trish Attends a Yoga Class Four Times Each Week $\sigma$ = 17 Minutes, How Large a Sample Is Needed So That

question 100

Essay

Trish attends a yoga class four times each week. She would like to estimate the mean number of minutes of continuous exercise until her heart reaches 90 beats per minute. If it can be assumed that $\sigma$ = 1.7 minutes, how large a sample is needed so that it will be possible to assert with 99% confidence that the sample mean has a margin of error of, at most, 0.62 minutes? Justify your conclusion.

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Definitions:

Self-actualization

represents the realization of an individual's potential, self-fulfillment, seeking personal growth, and peak experiences.

Homeostasis

The ability or tendency of an organism or cell to maintain internal equilibrium by adjusting its physiological processes.

Drive

A psychological state that, by creating arousal, motivates an organism to engage in a behavior to satisfy a need.

Stabilizes Conditions

Actions or interventions that make a situation or condition more steady and less likely to change.