Question: Prior to a new drive-through system, the mean wait time at a certain fast food restaurant was 99 seconds. Use the data in the table
Prior to a new drive-through system, the mean wait time at a certain fast food restaurant was 99 seconds. Use the data in the table below to decide whether the evidence suggests the mean wait time is different than 99 seconds with their new system. Assume wait times are normally distributed and use an = 0.01 significance level. Use the p-value approach. 102 89 120.1 92.3 110 96 98.1 99 94.1 78.5 For this study, we should use The null and alternative hypotheses would be: Ho
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