Free elementary statistics tutorials including interactive tutorials using applets as well as analytical tutorials on counting principles and probabilities. Probability and statistics problems are also included.
Statistics Tutorials
Counting
Probability Tutorials
Statistics and Probability Problems

Mean and Standard deviation  Problems with Solutions. Mean and standard deviation problems are presented. Problems related to data sets as well as grouped data are discussed.

Statistics and Probability Problems with Answers  sample 1:mean, mode, standard deviation, quartiles, frequency distribution of qualitative data.

Statistics and Probability Problems with Answers  sample 2:probability, counting, mean and standard deviation, mean of grouped data (frequency table) and weighted mean.

Statistics and Probability Problems with Answers  sample 3:probability, mutually exclusive events, combinations, binomial distributions, normal distributions, reading charts.

Linear Regression  Problems with SolutionsLinear regression and modeling problems are presented along with solutions.

Normal Distribution Problems with Answers. Problems and applications on normal distributions are presented along with their solutions.

