24. The manager of a retail clothing store has determined the following probability distribution for X, the number of cu

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24 The Manager Of A Retail Clothing Store Has Determined The Following Probability Distribution For X The Number Of Cu 1 (86.06 KiB) Viewed 97 times

24. The manager of a retail clothing store has determined the following probability distribution for X, the number of customers who will enter the store on Saturday. X p(x) 10 0.10 Customers on Saturday 30 40 0.30 0.20 20 0.20 50 0.10 60 0.10 a. Find the expected number of customers who will enter the store on Saturday. b. Find the standard deviation of the number of customers who will enter the store on Saturday. c. Find the variance of the number of customers who will enter the store on Saturday. d. Find the probability that more than 30 customers will enter the store on Saturday. e. Find the probability that at most 20 customers will enter the store on Saturday. f. Find the probability that at least 40 customers will enter the store on Saturday. g. What is the probability that exactly 10 customers will enter the store on Saturday?