# Question

Dartmouth Distribution Warehouse makes deliveries of a large number of products to its customers. It is known that 85% of all the orders it receives from its customers are delivered on time. Let p̂ be the proportion of orders in a random sample of 100 that are delivered on time. Find the probability that the value of p̂ will be

a. Between .81 and .88

b. Less than .87

a. Between .81 and .88

b. Less than .87

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