Elementary Statistics and Probability Tutorials

Free elementary statistics tutorials including interactive tutorials using applets as well as analytical tutorials on counting principles and probabilities.

• Boxplots in Statistics A tutorial that uses an interactive java applet to examine the relationship between data distribution and the properties (box widths and whiskers) of the corresponding boxplot.



• Properties of the Normal Distribution Curve An interactive tutorial using an applet to explore the effects of the mean and standard deviation on the graph of a normal distribution.

• Counting Problems With Solutions. Counting problems are presented along with their detailed solutions.



• Factorial Questions with Solutions. Tutorials on evaluating and simplifying expressions with factorial notation.



• Factorial Calculator. Calculate the factorial of a positive integer.



• Combinations Calculator. Calculate the number of combinations of n elements taken r at the time.



• Permutations Calculator. Calculate the number of permutations of n elements taken r at the time.

• Introduction to Probability.



• Probability Questions with Solutions. Several questions with solutions as well as exercises with answers.



• Tutorial on Discrete Probability Distributions Tutorial on discrete probability distributions with examples and detailed solutions.



• Binomial Probability Distribution Calculator An online calculator to calculate binomial probability distributions.



• Normal Distribution Probability Calculator An online calculator to calculate probabilities associated with normally distributed variables.