A random variable Y is the arrival time in minutes between customers at a store and is assumed to…

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A random variable Y is the arrival time in minutes between customers at a store and is assumed to follow an exponential distribution

If the mean of Y is 24 minutes,

• the average number of customers in a minute is [

P(Y<18)=
• P(17 SYS 21)-
the value of m such that the probability that Y is at least mis 0.390 is [
the mean number of customers in an hour is
. If the mean number of customers in an hour at this store is 2.1.
PY s 19 minutes)
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Let s solve each part of the question step by step The average number of customers in a minute The e
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