.getNumSample {MSstats} | R Documentation |
Get sample size
.getNumSample( desiredFC, power, alpha, delta, median_sigma_error, median_sigma_subject )
desiredFC |
the range of a desired fold change which includes the lower and upper values of the desired fold change. |
power |
a pre-specified statistical power which defined as the probability of detecting a true fold change. TRUE represent you require to calculate the power for this category, else you should input the average of power you expect. Default is 0.9 |
alpha |
significance level |
delta |
difference between means (?) |
median_sigma_error |
median of error standard deviation |
median_sigma_subject |
median standard deviation per subject |