Tag: effect-size

69 A psychology journal banned p-values and confidence intervals; is it indeed wise to stop using them? 2015-02-25T19:01:23.347

36 How to interpret and report eta squared / partial eta squared in statistically significant and non-significant analyses? 2011-09-23T07:22:39.713

26 Are smaller p-values more convincing? 2015-02-14T18:35:41.007

20 Is a priori power analysis essentially useless? 2014-02-24T18:06:09.357

17 What sense does it make to compare p-values to each other? 2012-01-20T21:03:53.123

17 Effect size to Wilcoxon signed rank test? 2015-01-12T06:30:22.297

16 How to use delta method for standard errors of marginal effects? 2014-10-30T15:24:42.423

16 What is effect size... and why is it even useful? 2015-11-17T00:35:34.230

15 Difference between Cohen's d and Hedges' g for effect size metrics 2010-08-18T17:35:17.280

13 Specifying prior for effect size in meta-analysis 2016-04-05T04:50:26.123

13 Are effect sizes really superior to p-values? 2017-08-17T19:00:50.077

12 Do likelihood ratios and Bayesian model comparison provide superior & sufficient alternatives to null-hypothesis testing? 2011-01-17T16:07:47.570

11 What does it mean for a study to be over-powered? 2011-04-05T19:49:48.360

11 Can I incude an effect size as an independent variable in a meta-regression? 2013-05-06T18:56:46.433

11 What descriptive statistics are not effect sizes? 2013-05-15T20:32:03.780

11 Variance of Cohen's $d$ statistic 2015-03-30T16:22:14.660

10 Effect size for interaction effect in pre-post treatment-control design 2010-11-25T01:33:26.563

10 Is the binomial effect size display (BESD) a misleading representation of effect size? 2012-03-03T23:55:12.480

9 Is there a general definition of the effect size? 2013-05-20T21:38:57.423

9 Bayesian analysis of contingency tables: How to describe effect size 2014-03-20T05:58:43.657

8 Linear regression effect sizes when using transformed variables 2010-08-26T13:07:47.100

8 Omega squared for measure of effect in R? 2010-09-22T04:38:22.253

8 How to determine the effect size of a Wilcoxon rank-sum test in R? 2012-06-14T14:34:47.713

8 Can a sample be too large for ANOVA or a t-test? 2013-04-11T21:03:27.043

8 How to best handle subscores in a meta-analysis? 2013-07-14T11:49:04.740

8 In a meta-analysis, how should one handle non-significant studies containing no raw data? 2014-03-24T22:34:53.867

8 When/why does the central tendency of a resampling simulation markedly differ from the observed value? 2014-05-07T12:14:38.033

8 Calculating effect sizes and standard errors for the difference between two standardized mean differences 2014-07-17T04:22:21.563

8 Why is usually the acceptable probability of type 1 and type 2 errors different? 2014-09-18T09:15:10.837

8 Ranking of categorical variables in logistic regression 2015-08-25T16:04:38.023

8 Consequences of exceeding sample size after determination of sample in power analysis 2016-01-06T09:11:57.183

8 Cohen's d for dependent sample t-test 2016-03-14T16:25:42.770

7 Intraclass correlation and aggregation 2010-08-13T12:44:23.913

7 Desired effect size vs. expected effect size 2011-11-07T09:26:57.907

7 Whether to report confidence intervals of effect sizes such as $r$ and $\eta^2$? 2012-04-27T05:49:16.777

7 Understanding the calculation of the independent samples Cohen's d from t & df 2012-06-11T18:27:24.590

7 Effect Size/Mean Squared Error from Linear Mixed-Model in R 2012-07-13T18:12:22.017

7 Calculating eta squared from F and df 2012-11-04T17:43:23.380

7 Calculating CIs for $\eta^2$ via Z scores - sample size? 2014-05-02T19:52:32.610

6 Effect size of Cochran's Q 2011-04-22T11:44:46.420

6 Effect size and statistical significance 2012-03-07T00:24:18.223

6 What is the correct way to determine the amount of difference between two proportions? 2012-07-20T01:07:40.487

6 Alternatives to Cohen's d for non-Gaussian models 2013-07-19T09:36:35.357

6 What's the difference between Hedges' g and Cohen's d? 2013-08-09T16:17:35.840

6 What is the $\mu^2$ squared effect size? 2013-08-14T03:06:30.697

6 Converting odds ratios to Cohen's d for meta analysis 2013-08-25T15:25:42.667

6 Understanding $\chi^{2}$ and Cramér's $V$ results 2014-07-04T12:23:47.747

6 Mann-Whitney U-test: confidence interval for effect size 2014-11-18T10:02:26.793

5 How do I calculate the effect size for the Kolmogorov-Smirnov Z statistic? 2011-03-02T00:54:11.730

5 Effect size measure for doubly-repeated measures design? 2011-10-28T19:41:11.890

5 Are Cohen's d (effect size) and d prime from the signal detection theory measuring the same thing? 2012-01-20T15:55:07.707

5 Effect size for Fisher's exact test? 2012-02-09T10:18:52.247

5 Cohen's d for 2x2 interaction 2012-02-21T12:50:39.510

5 Interpreting effect size 2012-02-28T02:36:26.463

5 How to assess whether two treatments are significantly different using Cohen's d (effect size)? 2012-03-21T00:52:59.590

5 How to calculate weighted Hedges' g effect size in meta-analysis when some effect sizes share a control group? 2012-09-19T07:36:15.807

5 Reporting coefficient of determination using Spearman's rho 2012-11-23T13:59:27.073

5 Difference between effect size (partial $R^2$) and coefficients 2013-07-29T15:22:40.770

5 Understanding the one-way ANOVA effect size in scipy 2013-08-20T23:09:41.293

5 Critical effect sizes and power for paired t test 2013-09-30T23:57:28.203

5 Conflict in confidence intervals for mean difference and confidence interval for Cohen'd effect size 2014-02-18T21:03:21.360

5 How do I convert Cramer's V to Cohen's d? 2014-11-15T02:08:17.353

5 How to test difference between standardized difference between means 2014-12-11T04:33:57.703

5 What measure of effect size in ANOVA has mode at zero under the null (unlike $\eta^2$ that does not)? 2014-12-22T23:17:35.173

5 Why do irrelevant regressors become statistically significant in large samples? 2015-01-19T21:10:15.887

5 Computing Paired Samples (pre/post) Effect Size with Limited Information 2015-03-24T20:48:48.913

5 How can I compute a log odds ratio for a within-subject design that could be meta-analyzed with log odds ratios from between-subject designs? 2016-03-28T17:11:46.117

5 Understanding Gelman & Carlin "Beyond Power Calculations: ..." (2014) 2016-10-31T15:59:56.487

5 Deciphering a reviewer's comment: displaying effect size estimates 2016-12-07T03:35:56.183

4 How does one calculate Cohen's d and confidence intervals after logit in Stata? 2010-10-20T20:51:59.437

4 Effect size of Spearman's rank test 2010-12-18T15:33:30.063

4 Evaluating effect sizes of interactions in multiple regression 2011-01-07T11:46:10.653

4 Recommended effect size measure for repeated measures t-tests and repeated measures contrasts on experimental data 2011-06-07T04:18:23.313

4 Effect size calculations in mixed ANOVA design for power analysis 2011-07-20T22:05:49.523

4 What is the pooled standard deviation of paired samples? 2012-04-16T10:17:41.083

4 Does pooled variance correct for/protect from unequal variance when calculating effect size? 2012-04-16T21:57:06.143

4 Interpreting logistic regression 2012-07-25T03:57:14.500

4 How to draw a funnel plot for an observational meta-analysis which concerns only with prevalence rates (no odds ratios or standard errors etc.)? 2013-06-25T14:04:07.457

4 Measures of effect size for chi-squared tests 2013-09-04T19:23:34.107

4 How to compute $\eta^2$ in ANOVA by hand? 2013-12-06T21:25:16.293

4 How can I calculate the effect of my equipment on my sport's performance? 2013-12-27T19:21:27.780

4 Looking for beginner resources with effect sizes 2014-02-23T00:12:05.913

4 How to perform a meta-analysis of studies without a control group? 2014-07-24T15:27:42.057

4 Effect size for a one-sample t-test 2014-09-23T20:51:16.790

4 Is there any possible method to calculate effect size in mixed models? 2014-12-17T09:38:20.757

4 Calculating effect size (lnR) variances for studies with different study designs for use in meta-analysis 2015-03-12T14:48:06.377

4 Can I use a partial eta squared on t-test results? 2015-05-22T10:58:06.900

4 How do I convert $\eta^2$ to Pearson's r? 2015-08-11T16:06:40.673

4 Combining multiple outcomes in studies (no meta-analysis) 2015-10-29T16:51:51.330

4 Effect size and bootstrapping in paired t-test 2015-11-27T07:15:23.920

4 Effects size calculation for fixed factors in GLMER 2016-01-28T05:47:46.683

4 How do I calculate the Credible interval of the effect size? (Bayesian framework) 2016-03-10T10:53:01.903

4 Do Cohen's d and Hedges' g apply to the Welch t-test? 2016-05-01T21:35:19.087

4 Why is Pillai's trace equal to partial eta squared in a repeated measures MANOVA (profile analysis)? 2016-10-17T19:39:04.680

4 Meta-analysis with mean and sample size but without standard deviation? 2016-10-25T16:54:05.277

4 Variance of Cohen's $d$ for within subjects designs 2017-01-13T12:19:05.860

4 How can I derive effect sizes in lme4 and describe the magnitude of fixed effects? 2017-01-24T23:28:33.580

4 How can I find and categorise the effect size of a single coefficient in a multiple regression? 2017-01-29T13:00:58.333

4 What would be the best statistical method to ascertain whether there is a significant relationship between X and Y? 2017-03-07T03:41:31.893