4 Tutorials that teach Statistics
Take your pick:


Author: Paul Hannan

This lesson examines the following components of statistical analysis: mean, median, mode, inferential statistics, descriptive statistics, correlation, cause and effect, and spurious (false) correlation.

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  • Hawthorne Effect

    An effect that occurs when subjects of a study change their behavior in response to being studied.

  • Spurious Correlation

    A false correlation that is often the result of an unaccounted variable.

  • Cause and Effect

    A relationship where change in one variable causes the other variable to change.

  • Correlation

    A close and simultaneous relationship between two or more variables.

  • Inferential Statistics

    Applying statistical data from a group or sample to the larger population as a whole.

  • Descriptive Statistics

    A form of statistical analysis that seeks to make statements about the most "typical" member of a group.

  • Mode

    The most frequently occurring number in a set.

  • Median

    The middle point in a set of numbers.

  • Mean

    The arithmetic average of a set of numbers.