A fast food outlet claims that the mean waiting time in line is less than 3.5 minutes. A random sample of 60
customers has a mean of 3.6 minutes with a population standard deviation of 0.6 minute. If α $\alpha$ = 0.05, test the
fast food outletʹs claim using confidence intervals.

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The Answer of A fast food outlet claims that the mean waiting time in line is less than 3.5 minutes. A random sample of 60
customers has a mean of 3.6 minutes with a population standard deviation of 0.6 minute. If α $\alpha$ = 0.05, test the
fast food outletʹs claim using confidence intervals.

A Fast Food Outlet Claims That the Mean Waiting Time α\alphaα

A Fast Food Outlet Claims That the Mean Waiting Time $\alpha$