1.

If, in a dataset with 196 observations, you find the sample mean to be 5 and the sample standard deviation to be 3, the t-statistic associated with the two-sided test of the null hypothesis that the population mean is equal to two is: a. 23.33. b. 32.66. c. 28. d. 14. e. None of the above.

2.

If, in a dataset with 196 observations, you find the sample mean to be 5 and the sample standard deviation to be 3, the corresponding 95% confidence interval for the population mean will be given by: a. (4.58,5.42). b. (4.65,5.35). c. (4.45,5.55). d. (-.42,.42). e. None of the above