Question

100-mg tablets
99.17
94.31
95.92
94.55
93.83

60-mg tablets
54.21
55.62
57.40
57.51
52.59

30-mg 10-mg
28.51
26.25
25.92
28.62
24.93

10-mg tablets
9.06
8.83
9.08

(a) For each dosage, calculate the mean, median, range and the standard deviation for the mg.

(b) For each dosage level, and assuming that X and s2 are good approximations for n and for v2, and that the population is normally distributed, what percentage of tablets contain more than the nominal amount of morphine hydrochloride per tablet?
Edit: the X and S were found in part A I think and are x=113.78, 55.47, 26.85, and 8.99 s=20.50, 2.11, 1.64, and 0.14

Answer 1