两组数据非正态分布,如何用Minitab分析其差异
1.9609 1.9621
1.8763 1.8775
1.9609 1.9624
1.9971 1.9985
2.0027 2.0052
1.9260 1.9302
1.9950 1.9996
1.9784 1.9811
1.9870 1.9885
1.8661 1.8690
2.0124 2.0127
1.9964 1.9939
1.9922 1.9943
2.4620 2.4637
1.9366 1.9387
1.9394 1.9409
1.9653 1.9654
1.9670 1.9705
1.9066 1.9015
2.0219 2.0222
2.4200 2.4287
1.9270 1.9279
2.0210 2.0227
2.4810 2.4830
2.0113 2.0148
2.0114 2.0151
2.4570 2.4590
1.9690 1.9706
2.4020 2.4059
1.9937 1.9930
1.8932 1.8934
1.9999 2.0013
2.0015 2.0044
1.9758 1.9770
1.9967 1.9949
1.9679 1.9692
1.9042 1.9045
1.9997 2.0018
2.4800 2.4822
2.0180 2.0200
1.8400 1.8410
2.0310 2.0328
1.9080 1.9095
2.4725 2.4767
1.9518 1.9514
2.0170 2.0192
1.9790 1.9820
1.8890 1.8921
2.0066 2.0082
1.9379 1.9394
1.8763 1.8775
1.9609 1.9624
1.9971 1.9985
2.0027 2.0052
1.9260 1.9302
1.9950 1.9996
1.9784 1.9811
1.9870 1.9885
1.8661 1.8690
2.0124 2.0127
1.9964 1.9939
1.9922 1.9943
2.4620 2.4637
1.9366 1.9387
1.9394 1.9409
1.9653 1.9654
1.9670 1.9705
1.9066 1.9015
2.0219 2.0222
2.4200 2.4287
1.9270 1.9279
2.0210 2.0227
2.4810 2.4830
2.0113 2.0148
2.0114 2.0151
2.4570 2.4590
1.9690 1.9706
2.4020 2.4059
1.9937 1.9930
1.8932 1.8934
1.9999 2.0013
2.0015 2.0044
1.9758 1.9770
1.9967 1.9949
1.9679 1.9692
1.9042 1.9045
1.9997 2.0018
2.4800 2.4822
2.0180 2.0200
1.8400 1.8410
2.0310 2.0328
1.9080 1.9095
2.4725 2.4767
1.9518 1.9514
2.0170 2.0192
1.9790 1.9820
1.8890 1.8921
2.0066 2.0082
1.9379 1.9394
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zbipp987963 (威望:3) (江苏 无锡) 其它行业 其它
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C1 与 C2 的双样本 T
平均值
N 平均值 标准差 标准误
C1 50 2.034 0.177 0.025
C2 50 2.036 0.178 0.025
差值 = mu (C1) - mu (C2)
差值估计: -0.0017
差值的 95% 置信区间: (-0.0721, 0.0686)
差值 = 0 (与 ≠) 的 T 检验: T 值 = -0.05 P 值 = 0.961 自由度 = 97
结论:无显著性差异
不知道做的对不对,请高手指点!