Mathematics, 05.12.2019 20:31 isabellamoneill
Ccc (classroom clicker co.) produces student response pads. average normally distributed life span is 500 days; with a known std. dev. of 100 days under normal operating conditions. the company is considering a 300 day warranty for this product (c3). with this warranty policy, what percentage of c3’s sold should we expect to replace under warranty?
2.28%
5.40%
97.72%
4.75%
1.85%
Answers: 3
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