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A coffee store owner knows that a customer gets a coffee in 35% of the store's transactions. If we take a random sample of 300 customers, what is the probability that less than 32% of them buy a coffee?
(A) 0.1292
(B) 0.1379
(C) 0.1469
(D) 0.1587
(E) 0.1685
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Louis Reasoner is having a terrible time doing exercise 2.42. His queens procedure seems to work, but it runs extremely slowly. (Louis never does manage to wait long enough for it to solve even the 6× 6 case.) When Louis asks Eva Lu Ator for help,..
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