A manager records the repair cost for 17 randomly selected stereos. A sample mean of $82.37 and standard deviation of $19.66 are

Question

3 years ago

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A manager records the repair cost for 17 randomly selected stereos. A sample mean of $82.37 and standard deviation of $19.66 are

subsequently computed.
Determine the 80 % confidence interval for the mean repair cost for the stereos. Assume the population is approximately normal.
Step 2 of 2: Construct the 80% confidence interval. Round your answer to two decimal places

Mathematics

1 answer:

olya-2409 [2.1K] · Answer 1 · 2022-07-06T05:46:54+03:00

olya-2409 [2.1K]3 years ago

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Answer:

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