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 α = 0.05, the p-value is approximately .
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The customer help center in your company receives calls from customers who need help with some of th...
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