In a market study for Zellers, a researcher found that 70% of customers are repeat customers. If
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In a market study for Zellers, a researcher found that 70% of customers are repeat customers. If 12 customers are selected at random, find the probability of getting.
a. Exactly 9 of them are repeat customers
b. At least 9 of them are repeat customers
c. At most 9 of them are repeat customers
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A We have p 070 and n 12 Using binomial distribution ...View the full answer
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