John runs a computer software store. Yesterday he counted 139 people who walked by the store, 54 of whom came into the store. Of the 54, only 21 bought something in the store. (Round your answers to two decimal places.) (a) Estimate the probability that a person who walks by the store will enter the store. 50 (b) Estimate the probability that a person who walks into the store will buy something. 43 (c) Estimate the probability that a person who walks by the store will come in and buy something. 21 (d) Estimate the probability that a person who comes into the store will buy nothing. 57

Question
John runs a computer software store. Yesterday he counted 139 people who walked by the store, 54 of whom came into the store. Of the 54, only 21 bought something in the store. (Round your answers to two decimal places.)
(a) Estimate the probability that a person who walks by the store will enter the store.
50
(b) Estimate the probability that a person who walks into the store will buy something.
43
(c) Estimate the probability that a person who walks by the store will come in and buy something.
21
(d) Estimate the probability that a person who comes into the store will buy nothing.
57
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Transcribed Image Text

John runs a computer software store. Yesterday he counted 139 people who walked by the store, 54 of whom came into the store. Of the 54, only 21 bought something in the store. (Round your answers to two decimal places.) (a) Estimate the probability that a person who walks by the store will enter the store. 50 (b) Estimate the probability that a person who walks into the store will buy something. 43 (c) Estimate the probability that a person who walks by the store will come in and buy something. 21 (d) Estimate the probability that a person who comes into the store will buy nothing. 57