4. If X= 69, S =6, and n = 49, and assuming that the population is normally distributed, construct a 95% confidence interval estimate of the population mean, H. Click here to view page 1 of the table of critical values for the t distribution. Click here to view page 2 of the table of critical values for the t distribution. Sus (Round to two decimal places as needed.) 1: Critical Values for the t Distribution (Page 1) Critical Values of t For a particular number of degrees of freedom, entry represents the critical value of t corresponding to the cumulative probability (1 - a) and a specified upper-tail area (a). 0 Cumulative Probabilities 0.75 0.90 1.95 0.975 0.99 0.995 Degrees of Upper-Tail Areas Freedom 0.25 0.10 0.05 0.025 0.01 0.005 1.0000 3.0777 6.3138 12.7062 0.8165 1.8856 31.8207 2.9200 63.6574 4.3027 6.9646 9.9248 0.7649 1.6377 2.3534 0.7407 3.1824 1.5332 4.5407 2.1318 2.7764 5.8409 0.7267 1.4759 3.7469 2.0150 2.5706 4.6041 3.3649 4.0322 0.7176 1.4398 1.9432 2.4469 0.7111 1.4149 3.1427 1.8946 0.7064 2.3646 3.7074 2.9980 1.3968 1.8595 3.4995 2.3060 0.7027 2.8965 1.3830 3.3554 10 1.8331 2.2622 2.8214 0.6998 3.2498 1.3722 1.8125 2.2281 11 2.7638 3.1693 0.6974 1.3634 1.7959 12 2.2010 0.6955 2.7181 1.3562 2.1788 3.1058 1.7823 13 2.6810 0.6938 14 1.3502 3.0545 1.7709 0.6924 1.3450 2.1604 2.6503 15 1.7613 2.1448 3.0123 2.6245 0.6912 1.3406 2.9768 1.7531 2.1315 2.6025 2.9467 16 0.6901 1.3368 1.7459 2.1199 17 0.6892 1.3334 2.5835 1.7396 2.1098 2.9208 18 0.6884 2.5669 2.8982 10 1.3304 1.7341 2.1009 0.6876 1.3277 2.5524 1.7291 2.8784 2.0930 2.5395 2.8609