Customers arrive at a store according to PP10hr Forty percen

Customers arrive at a store according to PP(10/hr). Forty percent of them are men and the rest are women. Given that 10 men have arrived during the first hour, what is the expected number of women to arrive during the first hour?

Solution

From the statement Forty percent of them are men and the rest are women, customers arrive at a store out of 10 /hr are 4 Men, 6 Womem

P(M) = 0.40, P(W) = 0.60

E(X) = E(Men arrived during the first hour) = 10

Current Hour Rate is = 10/0.4 = 25

E(Y) = E(WoMen arrived during the first hour) = P(W) *
Current Hour Rate = 0.60*25 = 15 women to arrive during the first hour