Anewsboy purchases papers at 10 cents and sells them at 15 cents. however, he is not allowed to return unsold papers. if his daily demand is a binomial random variable with n = 10 , p = 1 3 , approximately how many papers should he purchase so as to maximize his expected profit?

Amajor grocery store chain is trying to cut down on waste. currently, they get peaches from two different distributors, whole fruits and green grocer. out of a two large shipments, the manager randomly selects items from both suppliers and counts the number of items that are not sell-able due to bruising, disease or other problems. she then makes a confidence interval. is there a significant difference in the quality of the peaches between the two distributors? 95% ci for pw-pg: (0.064, 0.156)