Barb owns a high-end boutique in Malibu. Sales have recently slowed and she wants to look into possible issues. Barb hired a college student to observe foot traffic in and around the store for a day. The college student counted 288 people who walked by the store that day, 47 of whom came into the shop. Of the 47, only 8 people bought something. Estimate the probability that a person who walks by the store will go into the shop an make a purchase.
A. 0.170
B. 0.028
C. 0.021
D. 0.085
E. 0.163
288 people who walked by the store among them only 8 people purchase something .
Therefore the probability that a person who walks by the store will go into the shop an make a purchase is
P=(47/288)×(8/47)
=0.028
Answer is B) 0.028
Barb owns a high-end boutique in Malibu. Sales have recently slowed and she wants to look...
Barb owns a high-end boutique in Malibu. Sales have recently slowed and she wants to look into possible issues. Barb hired a college student to observe foot traffic in and around the store for a day. The college student counted 288 people who walked by the store that day, 47 of whom came into the shop. Of the 47, only 8 people bought something. Estimate the probability that a person who walks by the store will go into the shop...