The mean number of travel days per year for salespeople employed by three hardware distributors needs to be estimated with a 0.9
0 degree of confidence. For a small pilot study, the mean was 150 days and the standard deviation was 14 days. If the population mean is estimated within two days, how many salespeople should be sampled?
1 answer:
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Answer:
About 10 people
Step-by-step explanation:
40% is 0.4. 24 × 0.4 = 9.6 which is approximately 10.
