https://communities.sas.com/t5/SAS-Studio/Wilcoxon-signed-rank-test-interpretation/m-p/603168#M8264 <P>If you use the Student's t-test, which assumes the data is normally distributed, then there is a statistically significant mean difference between your two samples. However, if you are not willing to assume that your data is normally distributed, then the Wilcoxon signed rank says the mean difference between the two samples is not statistically significantly different from zero. All at significance level of 0.05.</P> <P>&nbsp;</P> <P>(Or to keep all the statisticians happy, Wilcoxon's test would say you do not reject the null hypothesis)</P> Mon, 11 Nov 2019 18:14:45 GMT PaigeMiller 2019-11-11T18:14:45Z https://communities.sas.com/t5/SAS-Studio/Wilcoxon-signed-rank-test-interpretation/m-p/603151#M8262 <P>How do I interoperate the bottom table for the signed rank test for the significance level 0.05?</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="5.png" style="width: 600px;"><img src="https://communities.sas.com/t5/image/serverpage/image-id/33822iA164561FE11E4C72/image-size/large?v=v2&amp;px=999" role="button" title="5.png" alt="5.png" /></span></P> Mon, 11 Nov 2019 11:51:10 GMT https://communities.sas.com/t5/SAS-Studio/Wilcoxon-signed-rank-test-interpretation/m-p/603151#M8262 laurenhosking 2019-11-11T11:51:10Z https://communities.sas.com/t5/SAS-Studio/Wilcoxon-signed-rank-test-interpretation/m-p/603167#M8263 <P>P value is &gt; 0.05 which means you can't reject H0 : mu=0 , i.e. Software_A=Software_B&nbsp;</P> Mon, 11 Nov 2019 12:35:57 GMT https://communities.sas.com/t5/SAS-Studio/Wilcoxon-signed-rank-test-interpretation/m-p/603167#M8263 Ksharp 2019-11-11T12:35:57Z https://communities.sas.com/t5/SAS-Studio/Wilcoxon-signed-rank-test-interpretation/m-p/603168#M8264 <P>If you use the Student's t-test, which assumes the data is normally distributed, then there is a statistically significant mean difference between your two samples. However, if you are not willing to assume that your data is normally distributed, then the Wilcoxon signed rank says the mean difference between the two samples is not statistically significantly different from zero. All at significance level of 0.05.</P> <P>&nbsp;</P> <P>(Or to keep all the statisticians happy, Wilcoxon's test would say you do not reject the null hypothesis)</P> Mon, 11 Nov 2019 18:14:45 GMT https://communities.sas.com/t5/SAS-Studio/Wilcoxon-signed-rank-test-interpretation/m-p/603168#M8264 PaigeMiller 2019-11-11T18:14:45Z https://communities.sas.com/t5/SAS-Studio/Wilcoxon-signed-rank-test-interpretation/m-p/603296#M8270 <P>thank you so for the sig level of 0.01 we also do not reject Ho?</P> Mon, 11 Nov 2019 18:11:28 GMT https://communities.sas.com/t5/SAS-Studio/Wilcoxon-signed-rank-test-interpretation/m-p/603296#M8270 laurenhosking 2019-11-11T18:11:28Z https://communities.sas.com/t5/SAS-Studio/Wilcoxon-signed-rank-test-interpretation/m-p/603477#M8277 <P>Yes. You are correct .</P> Tue, 12 Nov 2019 11:21:50 GMT https://communities.sas.com/t5/SAS-Studio/Wilcoxon-signed-rank-test-interpretation/m-p/603477#M8277 Ksharp 2019-11-12T11:21:50Z