组间变异的计算

8.4088 12.482 10.3626 12.0866 9.8498 10.4651 12.0561 10.3242 8.8842 10.0342
10.7406 9.8464 9.6075 10.7275 9.857 11.8928 8.2113 10.7016 9.8569 10.3673
8.9613 10.7737 8.6345 11.3073 10.8249 10.7821 9.8563 9.8549 9.2722 10.222
11.2397 9.8845 11.1377 8.8421 8.8347 10.7004 8.4138 11.5496 10.892 8.537
11.2442 9.3324 10.37 11.3248 10.4086 10.8686 11.9928 10.8114 10.2544 10.6364
R 2.8354 3.1496 2.5032 3.2445 1.9902 1.4277 3.8448 1.6947 2.0078 2.0994
X Bar 10.11892 10.4638 10.02246 10.85766 9.955 10.9418 10.10606 10.64834 9.83194 9.95938
R bar/d2 1.066092003
R bar/d2/根号N 0.476770838

x bar stdev 0.404382345
Overall stdev 1.054029388
xbar图中 X-bar的计算方法是what stdev(X bar) or R bar/d2/根号N