Mathematics, 25.05.2021 14:00 rishamoore
Question 3 (4 marks)
A certain retail outlet found that 40% of all customers walking into their store will buy at least one item on
that occasion. Customers make a purchase independently from one another. Calculate the following
probabilities correct to 4 decimal places.
3.1. (2 marks) What is the probability that one or two out of the next four customers will make a purchase?
3.2. (2 marks) What is the probability that at least one out of the next four customers do not make a purchase?
Answers: 3
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Question 3 (4 marks)
A certain retail outlet found that 40% of all customers walking into their sto...
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