Hypothesis testing of mean-waiting time for lunch

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Reference no: EM13107123

A fast food chain restaurant chain claims that lunch will be served within nine minutes of placing your order, or it is free. A sample of eight customers revealed the following waiting times in minutes:

10.1 9.3 9.2 10.2 9.3 9.6 9.4 8.8

At the .01 significance level, can we conclude that the waiting time for lunch exceeds nine minutes. Estimate the p- value.

Reference no: EM13107123

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