w*****1
发帖数: 473 | 1 【 以下文字转载自 Statistics 讨论区 】
发信人: wz99331 (dotti), 信区: Statistics
标 题: How to use sas to calculate the power of logistic regressi
发信站: BBS 未名空间站 (Tue Nov 4 11:28:25 2014, 美东)
To generate the statement like "given the sample size we have a %90 chance
of detecting an x percent or some unit difference of incidence of heart
defect between high fat and normal diet group at a p value of 0.05. the
sample size for high fat is 516, for normal diet is 2262. Could anyone help
me? Thanks a lot! |
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