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According to a survey, only 15% of customers who visited the web site of a major retail store made a purchase. Random samples of size 50 are selected.
answer)
What proportion of the samples will have less than 15% of customers who will make a purchase after visiting the web site?
Let
P(Z< 0) = 0.5; P(Z <0.15) = 0.5596; P(Z < 0.3) = 0.6179
A. 0.50
B. 0.5596
C. 0.6179
D. 0.3821
E. None of the other choices is correct
