Best Electronics Inc. offers a no hassle returns policy. The daily number of customers returning items follows

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Best Electronics Inc. offers a “no hassle” returns policy. The daily number of customers returning items follows the normal distribution. The mean number of customers returning items is 10.3 per day and the standard deviation is 2.25 per day.

a. For any day, what is the probability that eight or fewer customers returned items?

b. For any day, what is the probability that the number of customers returning items is between 12 and 14?

c. Is there any chance of a day with no customer returns?

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Statistical Techniques In Business And Economics

ISBN: 9781260239478

18th Edition

Authors: Douglas Lind, William Marchal, Samuel Wathen

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Question Posted: Dec 07, 2020 01:48 AM

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Best Electronics Inc. offers a no hassle returns policy. The daily number of customers returning items follows

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Mean103 Standard deviation225 a Returning customers are 8 ...View the full answer

Statistical Techniques In Business And Economics

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