difference between group and group test scores if a group is women, can I run inference can a sample match on a variable why use a linear probability analysis to infer a gender? how do you find an individual variance of a test score what is the variance in a test how can i run the inference in a random sample what is the standard deviation of the test score? what's the difference between a test score and a variable? how are the differences between two groups of data analyzed? what is the measure of the difference between a two group test score in a sample how to find the differences between the test scores why is there a disproportion of one group in a sample if i match gender the result will be how to run inference when there's a disproportion of one group within a sample? how to determine whether one group is a gender how to tell the difference between groups difference between the test scores what type of variable is a test score which variable is used to compare the gender and test scores?