SOLUTION: Two industrial cleaning products salesman A and B, must each make two calls per day, one in the morning and one in the afternoon. Salesman A has a probability of 0.45 of selling a

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Question 1145207: Two industrial cleaning products salesman A and B, must each make two calls per day, one in the morning and one in the afternoon. Salesman A has a probability of 0.45 of selling a cleaner on any call, while salesman B (a novice) has a probability of 0.2 of a sale. The two salesman work independently of each other, and each salesman’s morning and afternoon results are independent of each other.
1. *Question*:
Find the probability that salesman A makes no sales (rounded off to three decimals)?

Answer by ikleyn(52817)   (Show Source): You can put this solution on YOUR website!
.

P = (1-0.45)*(1-0.45) = 0.55*0.55 = 0.3025.


The formula is self-explanatory.


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