A Moving to another question will save this response. Question 3 2 points Save Answer The waiting time for customers at

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A Moving To Another Question Will Save This Response Question 3 2 Points Save Answer The Waiting Time For Customers At 1 (15.19 KiB) Viewed 57 times

A Moving to another question will save this response. Question 3 2 points Save Answer The waiting time for customers at the Burger Restaurant follows a normal distribution with a population mean of 3 minutes and a standard deviation of 1 minute. The supervisor believes that he succeeded to make a decrease in the waiting time. So, he selected a 50-customer sample and found that the mean waiting time was 2.75 minutes. To test if he can conclude that the mean waiting time is less than 3 minutes, then the null and alternative hypotheses should be written as follows: 0 Hz: H = 3 H1: 4:3 O Ho: p= 3 H1: > 3 Ο Ηο: μ = 3 H1: μ<3 O Ho:p> 3 H1: = 3