For Exercises 43–46, software output from a confidence interval for is provided. For each, examine the indicated software output, and do the following:
43. TI-83/84 output, where represents the population mean intelligence test score. Confidence level = 95%.
8.1.43
(a) (95.1, 104.9) (b) We are 95% confident that the population mean lies between 95.1 and 104.9. (c) 4.9 (d) We can estimate the population mean to within 4.9 with 95% confidence.