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aliya0001 [1]
3 years ago
12

The customer service center in a large new york department store has determined that the amount of time spent with a customer ab

out a complaint is normally distributed, with a mean of 9.5 minutes and a standard deviation of 2.4 minutes. what is the probability that for a randomly chosen customer with a complaint, the amount of time spent resolving the complaint will be as follows. (round your answers to four decimal places.)

Mathematics
1 answer:
mamaluj [8]3 years ago
8 0
Blllaaaaaaaaaaaaaaaaaaaaaaaaa im just a kid.hahahhaha

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Hello!

Considering the situation:

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<u>Step 1. </u>

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<u>Step 2.</u>

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Step 3

P(Ac∩B) + P(A∩Bc) = 0.20 + 0.18= 0.38

I hope this helps!

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