chapter 10 exercises

10.4 The following sample report from a cancer registry shows the weights for 20 males with adenocarcinoma of the rectum. Create an Excel spreadsheet to calculate the mean, variance, and standard deviation of the values. Round to one decimal place. You may add another tab or perform it on this one
Patient	Weight lbs. (X)
1	142					Mean
2	148					Variance
3	151					Standard Deviation
4	155
5	155
6	158
7	164
8	165
9	170
10	173
11	175
12	175
13	175
14	183
15	185
16	186
17	189
18	193
19	198
20	200