Effect Size: Expected difference (d): Digits:12345678910 Step by step The paired t-test calculator calculates the paired t-test p-value. When you enter raw data, the paired t-test calculator also calculates the Shapiro-Wilk normality test and calculates the outliers. ...
Instructions: This calculator conducts a t-test for two paired samples. This test applies when you have two samples that are dependent (paired or matched). Please select the null and alternative hypotheses, type the sample data (or paste it from Excel) and the significance level, and the ...
Access to the values returned by t.test() function Online paired t-test calculator See also Infos What is paired samples t-test? The paired samples t-test is used to compare the means between two related groups of samples. In this case, you have two values (i.e., pair of values) fo...
Set up the test as shown, and click Continue: The Paired Samples Sign Test output is shown: The large p-value shows that there isn't enough evidence at the 10% level to show that the training program was effective. Paired Samples Sign Test Video Tutorial ...
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2.8. Sample size The sample size required to detect a comparable improvement was calculated using an online calculator from (http://hedwig.mgh.harvard.edu/sample_size/js/js_crossover_quant.html). Based on previous studies of paired neurostimulation for chronic pain [45], which reported a mean...