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liraira [26]
2 years ago
10

We wish to estimate the average number of heartbeats per minute for a certain population. The average number of heart beats per

minute for a sample of 49 subjects was found to be 90. Assume that these 49 patients constitute a random sample, and that the population is normally distributed with a standard deviation of 10.
Health
1 answer:
Sunny_sXe [5.5K]2 years ago
4 0

Answer:

I do believe the correct answer would be (D) Construct the 95% confidence interval for the mean ( ) of the heart beats per minute

Explanation:

Construct 90, 95, and 99 percent confidence intervals for the population mean, and state the practical and probabilistic interpretations of each. Explain why the three intervals that you construct are not of equal width. indicate which of the three intervals you would prefer to use as an estimate of the population mean, and state the reason for your choice.

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