Forecasting Sales The probability that a shopper in a certain boutique will buy a blouse is .35 , that she will buy a pair of pants is .30 , and that she will buy a skirt is .27 . The probability that she will buy both a blouse and a skirt is .15 . the probability that she will buy both a skirt and a pair of pants is .19 , and the probability that she will buy both a blouse and a pair of pants is .12 . Finally the probability that she will buy all three items is .08 . What is the probability that a customer selected at random will buy: a. Exactly one of these items? b. None of these items?
Forecasting Sales The probability that a shopper in a certain boutique will buy a blouse is .35 , that she will buy a pair of pants is .30 , and that she will buy a skirt is .27 . The probability that she will buy both a blouse and a skirt is .15 . the probability that she will buy both a skirt and a pair of pants is .19 , and the probability that she will buy both a blouse and a pair of pants is .12 . Finally the probability that she will buy all three items is .08 . What is the probability that a customer selected at random will buy: a. Exactly one of these items? b. None of these items?
Solution Summary: The Venn diagram shows the probability that the selected customer will buy exactly one of these items.
Forecasting Sales The probability that a shopper in a certain boutique will buy a blouse is
.35
, that she will buy a pair of pants is
.30
, and that she will buy a skirt is
.27
. The probability that she will buy both a blouse and a skirt is
.15
. the probability that she will buy both a skirt and a pair of pants is
.19
, and the probability that she will buy both a blouse and a pair of pants is
.12
. Finally the probability that she will buy all three items is
.08
. What is the probability that a customer selected at random will buy:
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