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Statistics Exam 2 Study Guide: Probability, Normal Distributions, Sampling, Estimation, and Hypothesis Testing

Study Guide - Learn with Videos

Curated lessons matched to your uploaded material – learn every topic step by step.

Basic Concepts of Probability

  • Guided course
    Introduction to Probability
    5:37

Standard Normal Distribution

  • Guided course
    Z-Scores from Probabilities
    08:50
  • Guided course
    Probabilities Between Two Values
    03:50
  • Guided course
    Finding Standard Normal Probabilities using z-Table
    09:47

Non-Standard Normal Distribution

  • Guided course
    Finding Z-Scores for Non-Standard Normal Variables Example 1
    06:21
  • Guided course
    Finding Values of Non-Standard Normal Variables from Probabilities
    04:05
  • Guided course
    Finding Z-Scores for Non-Standard Normal Variables
    03:17

Sampling Distribution of the Sample Mean and Central Limit Theorem

  • Guided course
    Central Limit Theorem Example 1
    02:33
  • Guided course
    Central Limit Theorem
    05:14
  • Guided course
    Sampling Distribution of Sample Mean
    06:53

Confidence Intervals for Population Proportion

  • Guided course
    Constructing Confidence Intervals for Proportions Example 1
    06:38
  • Guided course
    Finding the Minimum Sample Size Needed for a Confidence Interval
    04:08
  • Guided course
    Constructing Confidence Intervals for Proportions Example 2
    04:24

Steps in Hypothesis Testing

  • Guided course
    Step 4: State Conclusion
    09:56
  • Guided course
    Step 2: Calculate Test Statistic
    06:34
  • Guided course
    Step 1: Write Hypotheses
    06:21