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2 a) It has been noted by Pete from Pete's Computers that 30% of customers will purchase the extended warranty when they purchase a desktop computer....

5.2 a) It has been noted by Pete from Pete's Computers that 30% of customers will    purchase the extended warranty when they purchase a desk‐top computer. A    sample of 15 customers that have just purchased a desk‐top computer was taken.  What is the probability that more than 7 also purchased the extended warranty?


  b) A life insurance salesman knows that the numbers of policies he sells per week is  Poisson distributed with an average 5 life insurance policies per week. Assuming    that there are 5 working days per week, what is the probability that in a given day  he will sell exactly 2 policies?

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a).The probability =The number of outcomes/total possible outcome =7/15 0r=7/15*100% = The... View the full answer

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5.2 a) It has been noted by Pete from Pete's Computers that 30% of customers will    purchase the extended warranty when... View the full answer

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