Features & Benefits

Includes both the popular Z-Crash Course & zScore Calculator in one discounted package.

• 7 Excel calculators for finding area for data-points and for means using z-scores
• Calculates the area under the normal curve (both 1-tailed and 2-tailed) and z-scores with a real time updating graph in Excel (very cool!)
• 51 pages of illustrated explanations, exercises, answers and FAQ’s to help anyone understand z-scores