For Exercises 47–54, do the following for the indicated data:
49. World Temperatures. Data from Exercise 41
13.1.49
(a) (b) (0.8064, 1.2868). TI-83/84: (0.8063, 1.2868) (c) We are 95% confident that the interval (0.8063, 1.2868) captures the population slope of the relationship between Low and High.