Mathematics, 05.05.2020 22:26, 25linm
The customer help center in your company receives calls from customers who need help with some of the customized software solutions your company provides. Your company claims that the average waiting time is seven minutes at the busiest time, 8 a. m. to 10 a. m. Monday through Thursday. One of your main clients has recently complained that every time she calls during those hours, the waiting time exceeds seven minutes. You conduct a statistical study to determine the average waiting time with a sample of 35 calls for which you obtain an average waiting time of 8.15 minutes. If the population standard deviation is known to be 4.2 minutes, and Ξ± = 0.05, the p-value is approximately .
Answers: 2
Mathematics, 21.06.2019 22:00, wEKLJHFKLJEBFR2460
Luke started a weight-loss program. the first week, he lost x pounds. the second week, he lost pounds less than times the pounds he lost the first week. the third week, he lost 1 pound more than of the pounds he lost the first week. liam started a weight-loss program when luke did. the first week, he lost 1 pound less than times the pounds luke lost the first week. the second week, he lost 4 pounds less than times the pounds luke lost the first week. the third week, he lost pound more than times the pounds luke lost the first week.
Answers: 2
Mathematics, 21.06.2019 22:20, flippinhailey
The mean of 10 values is 19. if further 5 values areincluded the mean becomes 20. what is the meanthese five additional values? a) 10b) 15c) 11d) 22
Answers: 1
Mathematics, 21.06.2019 23:00, sandyrose3012
Multiplying fractions by whole number 5 x 1/3=?
Answers: 2
Mathematics, 21.06.2019 23:00, fortnite83
Events a and b are independent. the probability of a occurring is 2/5. the probability of b occurring is 1/4. what is p(a and b)?
Answers: 2
The customer help center in your company receives calls from customers who need help with some of th...
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