A supervisor records the repair cost for 17 randomly selected VCRs. A sample mean of $68.83 and standard deviation of $12.17 are

Question

iogann1982 [59]

2 years ago

11

A supervisor records the repair cost for 17 randomly selected VCRs. A sample mean of $68.83 and standard deviation of $12.17 are

subsequently computed. Determine the 80% confidence interval for the mean repair cost for the VCRs. Assume the population is approximately normal.
Step 1 of 2: Find the critical value that should be used in constructing the confidence interval. Round your answer to three decimal places.

Mathematics

1 answer:

amid [387] · Answer 1 · 2022-07-05T03:22:56+03:00

amid [387]2 years ago

5 0

Answer:

27

Step-by-step explanation:

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