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1. [attachment:senspN.xls How do I work out sample size for apriori specificities and sensitivities?] |
Questions about p-values, significance or power of tests
- [:FAQ/pilot: Can I combine pilot data with main study data?]
- [:FAQ/onesp: When and how do I evaluate a one-sided p-value?]
- [:FAQ/powtabs: What sample sizes do I need for doing tests with a given power?]
- [:FAQ/effectSize: A guide to magnitudes of effect sizes]
- [:FAQ/prep: Problems using p-rep, the Probability of Replication]
- [:FAQ/dunlap: A quick guide to choice of sample sizes for Cohen's effect sizes]
- [:FAQ/comparezt:A note on comparing z and t statistics and their p-values?]
- [:FAQ/td: How do I convert a t-statistic into an effect size?]
- [:FAQ/cd: How do I compute Cohen's d in SPSS?]
- [:FAQ/mse: How do I compute Mean Square Error (MSE) in EXCEL or SPSS?]
- [:FAQ/effcis: A guide to obtaining confidence intervals for effect sizes]
- [:FAQ/Escomp: How do I compute effect sizes?]
- [:FAQ/powprogs:How do I do power calculations in SPSS, R, EXCEL and using web freeware?]
- [attachment:senspN.xls How do I work out sample size for apriori specificities and sensitivities?]
- [:FAQ/equival:How do I compute statistical tests of equivalence?]
[:FAQ/SPSSpow:Computing Power for ANOVAs using the SPSS GLM procedure]
- [attachment:MANpow.pdf Computing Power for ANOVAs using the SPSS MANOVA procedure]
[:FAQ/FDR:How do I do False Discovery Rate (FDR) corrections for multiple tests?]
[:FAQ/Bayes:How do I calculate and interpret conditional probabilities?]
- [:FAQ/pvalsdef:What is a p-value?]
- [:FAQ/pvalues:How do I find p-values using critical values as input in SPSS and EXCEL?]
[:FAQ/SpssBonferroni:Adjusted p-values]
[:FAQ/CombiningPvalues:Combining p-values by Fisher's and Stouffer's methods]
[:FAQ/CombiningZandT:Summing z values and summing t-values]
[:FAQ/Fdfs:Why does the value of one in the F distribution have a p-value which is less than 1?]