6-1 Intro to Normal Curve
6-1 ANS KEY

6-2 Practice with Normal CDF
6-2 ANS KEY

6-3 Determining Percentiles
6-3 ANS KEY

6-4 InvNorm Above
6-4 ANS KEY

6-5 Mixed Practice with IB Questons
6-5 ANS KEY

6-6 Review & Practice Test
6-6 ANS KEY