Spreadsheet to estimate sample size. Alternatively power or the difference to detect (delta) may be obtained for a given sample size. Covers situations with different variability for groups and different group sizes. Spreadsheets for quantitative and categorical data.
Brown, Helen. (2016). Spreadsheet for Sample Size Calculation, 2016 [interactive resource]. University of Edinburgh, The Roslin Institute. http://dx.doi.org/10.7488/ds/1402.
|Date made available||6 May 2016|
|Date of data production||2016|