This section describes how to use the Experiment Designer application to create a method file.

Some general terms related to a method file are defined as follows:

Method file terms definitions



Statistical Power (SP)

The power of a binary hypothesis test. The probability that the test rejects the null hypothesis when a specific alternative hypothesis is true. Ranges from 0 to 1.


Consists of one or more factors having two or more values.


A categorical (or nominal) independent variable having two or more values selected by the scientist to study the biological system.


One of two or more categorical (or nominal) states of a factor in a study.

Factor-Value Replicate Group

Sample replicates having the same factor-value.