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
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 ...
Sample Size Calculation Template Tools Diagram Tools Other Tools Critical Thought Map Resources for Trainers Example Datasets Help CenterHelp Center EngineRoom Tools Hypothesis Testing Non-parametric Tests Paired Samples Sign Test When to use this tool ...
Preleminary test to check paired t-test assumptions Assumption 1: Are the two samples paired? Yes, since the data have been collected from measuring twice the weight of the same mice. Assumption 2: Is this a large sample? No, because n < 30. Since the sample size is not large enough...
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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...