a mail order company receives an average of 10 orders per 10

a mail order company receives an average of 10 orders per 10000 solicitations, find the mean number of orders in 5000 solicitations

Solution

The proportion of mail orders is

p^ = 10/10000 = 0.001

Thus, the mean for 5000 solicitations is

mean = n p = 5000*0.001 = 5 [ANSWER]