QUESTION 11 At one university, IT employees have to process many service requests per hour In a random sampie of 20 hours, IT employees could process an average of 18 service requests per hour Assuming that the population standard deviation is 32. find the limite of a 09% contidence interval O 15.95 20 04) O 16.16,19 841 0(14.08 2122) O 115.12.20 38)

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R:07) Please i need answers for both 10 & 11

 

QUESTION 10
What proportion of shoppers at a supermarket in Lebanon nowadays are actually capable of paying more than 2,000,000 LBP To estimate this proportion to
within 10% and be 96% confident of the results, how large a sample should you take? Assume you have no idea what proportion of shoppers are capable of
paying more than 2,000,000 LBP at the supermarket in Lebanon nowadays
O 105.1
O 105
O 105.0625
O106
QUESTION 11
At one university, IT employees have to process many service requests per hour. In a random sample af 20 hours, IT employees could process an average
of 18 service réquests per hour. Assuming that the population standard deviation is 32. find the limite of a 99% contidence interval
O (15.95 20.04]
O 116.16 19.84
O(14.08 21.22)
O 115.12.20.38)
Transcribed Image Text:QUESTION 10 What proportion of shoppers at a supermarket in Lebanon nowadays are actually capable of paying more than 2,000,000 LBP To estimate this proportion to within 10% and be 96% confident of the results, how large a sample should you take? Assume you have no idea what proportion of shoppers are capable of paying more than 2,000,000 LBP at the supermarket in Lebanon nowadays O 105.1 O 105 O 105.0625 O106 QUESTION 11 At one university, IT employees have to process many service requests per hour. In a random sample af 20 hours, IT employees could process an average of 18 service réquests per hour. Assuming that the population standard deviation is 32. find the limite of a 99% contidence interval O (15.95 20.04] O 116.16 19.84 O(14.08 21.22) O 115.12.20.38)
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