A meteorologist measures the temperature in downtown Denver at noon on each day for one year. The
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A meteorologist measures the temperature in downtown Denver at noon on each day for one year. The 365 readings average 57°F and have standard deviation 20°F. The meteorologist computes a 95% confidence interval for the mean temperature at noon to be 57° ± (1.96)(20)/√365. Is this correct? Why or why not?
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