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Tutor Service: Intro to Statistics

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Introduction to Statisics

View all of the lessons shown on this page here.

Exploring categorical data

  • Frequency tables
  • Bar graphs
  • Fractions, decimals, and percentages

Exploring one-variable quantitative data

  • Frequency tables and dot plots
  • Box and whisker plots
  • Comparing data displays
  • Mean, median, and mode
  • Mean absolute deviation
  • Linear equations with variables on both sides
  • Linear equations with unknown coefficients

Exploring two-variable quantitative data

  • Introduction to scatter plots
  • Estimating with trend lines
  • Logarithms


  • Fractions, decimals, and percentages
  • Comparing decimals and fractions
  • Arithmetic with fractions
  • Probability introduction
  • Experimental probability

Random variables and probability distributions

  • Predictions with probability
  • The counting principle
  • Probability distributions introduction