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Probability

Explore Probability on MathWorld


Probability is the branch of mathematics that studies the possible outcomes of given events together with the outcomes' relative likelihoods and distributions.

Probability is a college-level concept that would be first encountered in a probability and statistics course. It is an Advanced Placement Statistics topic and is listed in the California State Standards for Probability and Statistics.


Classroom Articles on Probability and Statistics (Up to College Level)

  • Arithmetic Mean
  • Median
  • Binomial Distribution
  • Mode
  • Box-and-Whisker Plot
  • Moment
  • Central Limit Theorem
  • Normal Distribution
  • Chi-Squared Test
  • Outlier
  • Conditional Probability
  • Paired t-Test
  • Confidence Interval
  • Poisson Distribution
  • Correlation Coefficient
  • Problem
  • Covariance
  • Sample
  • Erf
  • Scatter Diagram
  • Histogram
  • Standard Deviation
  • Hypothesis
  • Statistical Test
  • Independent Events
  • Statistics
  • Law of Large Numbers
  • Uniform Distribution
  • Least Squares Fitting
  • Variance
  • Mean
  • z-Score