Question: 11. Forecast Temperatures Examples in this section included actual low temperatures and low temperatures that were forecast five days earlier. Listed below are actual high

11. Forecast Temperatures Examples in this section included actual low temperatures and low temperatures that were forecast five days earlier. Listed below are actual high temperatures and the high temperatures that were forecast one day earlier (based on data recorded near the author’s home).

a. Use a 0.05 significance level to test the claim of a zero mean difference between the actual high temperatures and the high temperatures that were forecast one day earlier.

What do the results suggest about the accuracy of the forecast temperatures?

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