practice1_winter2012

01 Summarizing Data Complete

06 Learning About Difference in Proportions

practice2_winter2012

02 Sampling, Surveys, Gathering Data Complete

03 Probability Complete

04 Random Variables

07 Learning About a Mean

05 Learning About a Proportion

09 Learning About Difference in Means

practice0_winter2012

practice3_winter2012

10 Analysis of Variance ANOVA

08 Learning About Mean Difference