Consider the following set of ordered pairs:
Assuming that the regression equation is y = 3.045 + 0.409x and the SSE = 9.727, construct a 95% confidence interval for x = 5.
Answer to relevant QuestionsUsing the data in Problem 14.22, construct a 95% prediction interval for x = 5. In Problem Data in the Excel file points per game. xlsx show the number of wins eight teams had during a recent NFL season. Also in this file are the average points each team scored per game during the season. a. Construct a 90% ...Using the data in Problem 14.34, construct a 90% confidence interval for the slope. In Problem Consider the following set of ordered pairs: a. Calculate the correlation coefficient. b. Using α = 0.05, perform a hypothesis test to determine if the population correlation coefficient is less than zero. Comcast’s customer service department asks its customers to rate their over the phone service on a scale of 1–20 immediately after their service has been completed. The company then matches each customer’s rating with ...
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