Defense Federal Acquisition Regulation Supplement (DFARS), Army Federal. Acquisition Regulation Supplement (AFARS), and/or the Department of Defense Grant. and Agreement Regulations (DoDGARs) as well as all other applicable laws and.
Z-test is a statistical test where normal distribution is applied and is basically used for dealing with problems relating to large samples when n â¥ 30. Don't miss these related articles: 1  1 ANOVA.
The standard score (more commonly referred to as a z-score) is a very useful statistic because it (a) allows us to calculate the probability of a score occurring within our normal distribution and (b) enables us to compare two scores that are from different normal distributions.