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.
Its atomic number is 40 and its chemical symbol is Zr. It was discovered in 1789 by Martin Heinrich Klaproth, a German chemist. It was isolated by Jons Jacob Berzelius, a Swedish chemist in 1824.