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For more information, please see full course syllabus of AP Statistics
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Intro to Probability for Discrete Random Variables

Lecture Slides are screen-captured images of important points in the lecture. Students can download and print out these lecture slide images to do practice problems as well as take notes while watching the lecture.

  • Intro 0:00
  • Objectives 0:09
  • Discrete vs. Continuous Random Variables 0:29
    • Discrete Random Variables
    • Continuous Random Variables
  • Probability Distribution 3:36
    • Probability Distribution for a Discrete Random Variables
    • Probability Rules
  • Example I: Find the Probability 4:51
  • Example II: Construct a Probability Distribution 6:15
  • Mean 9:35
    • Expected Value
    • Example: Expected Number of Customers
  • Variance 13:19
    • Variance
    • Example: Variance
  • Example III: Probability Analysis 18:01
  • Example IV: Expected Profit 25:25