Question: I NEED AN ANSWER QUICK! I WILL LIKE/UPVOTE!! You think that the average number of customer arrivals per hour is 2. If your assumption is

I NEED AN ANSWER QUICK! I WILL LIKE/UPVOTE!!

You think that the average number of customer arrivals per hour is 2. If your assumption is correct, what is the probability that 5 customers will arrive in the next 4 hours?

Group of answer choices

8.42%

9.16%

0.0916%

0.0842%

Ann is a nail technician. She is rather slow. What is the statistical probability that it will take her less than 15 minutes to serve a client, if she paints her clients' nails at an average rate of 2 customers per hour according to the exponential distribution?

Group of answer choices

0.196%

39.34%

0.393%

19.6%

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