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    • 1. Discrete Probability Distributions
    • 2. Continuous Random Variables & Continuous Probability Distributions
    • 3. Using Tables to Find Areas and Percentiles
    • 4. Sampling Distributions
    • 5. Confidence Intervals
    • 6. Hypothesis Testing
    • 7. Inference for Two Means
    • 8. Inference for Proportions
    • 9. Chi-square Tests
    • 10. Variances
    • 11. ANOVA
    • 12. Regression
    • 13. Jimmy and Mr. Snoothouse
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formulas

1.2 The Expected Value and Variance of Discrete Random Variables

An introduction to the concept of the expected value of a discrete random variable. I also look at the variance of a discrete random variable. The formulas are introduced, explained, and an example is worked through. This is an updated … Watch the Video

Chapters

  • 1. Discrete Probability Distributions
  • 2. Continuous Random Variables & Continuous Probability Distributions
  • 3. Using Tables to Find Areas and Percentiles
  • 4. Sampling Distributions
  • 5. Confidence Intervals
  • 6. Hypothesis Testing
  • 7. Inference for Two Means
  • 8. Inference for Proportions
  • 9. Chi-square Tests
  • 10. Variances
  • 11. ANOVA
  • 12. Regression
  • 13. Jimmy and Mr. Snoothouse

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