The temperature readings for 20 fall days (degrees Fahrenheit) in Wheeling, West Virginia, are normally distributed with a mean of 5.5 degrees and a standard deviation of 1.5 degrees. Determine the 90 confidence interval estimate for the fall mean temperature.
Question 2
Consider the following statistics of a multiple regression model: Total variation in y = 1000 . SSE = 300, n = 50, and k = 4.
a. Determine the standard error of estimate.
b. Determine the coefficient of determination.
c. Determine the F-statistic.
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