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Chapters 8–12: Hypothesis Testing, Inferences from Two Samples, Correlation & Regression, Goodness-of-Fit, and ANOVA

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Steps in Hypothesis Testing

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

Performing Hypothesis Tests: Means

  • Percorso guidato
    Standard Deviation (σ) Unknown Example 3
    05:55
  • Percorso guidato
    Standard Deviation (σ) Known Example 1
    06:38
  • Percorso guidato
    Standard Deviation (σ) Known
    06:34

Performing Hypothesis Tests: Proportions

  • Percorso guidato
    Performing Hypothesis Tests: Proportions
    05:52
  • Percorso guidato
    Performing Hypothesis Tests: Proportions Example 1
    07:06
  • Percorso guidato
    Performing Hypothesis Tests: Proportions Using TI-84
    03:32

Performing Hypothesis Tests: Variance

  • Percorso guidato
    Performing Hypothesis Tests: Variance Example 1
    04:09
  • Percorso guidato
    Performing Hypothesis Tests: Variance
    04:05

Two Proportions

  • Percorso guidato
    Difference in Proportions: Confidence Intervals
    08:09
  • Percorso guidato
    Two Proportions Inferences Using a TI-84 Example 3
    05:32
  • Percorso guidato
    Difference in Proportions: Hypothesis Tests Example 1
    10:28

Two Means - Unknown, Unequal Variance

  • Percorso guidato
    Difference in Means: Hypothesis Tests Example 1
    07:32
  • Percorso guidato
    Difference in Means: Confidence Intervals Using TI-84 Example 4
    03:33
  • Percorso guidato
    Difference in Means: Confidence Intervals
    08:21

Two Means - Unknown, Equal Variance

  • Percorso guidato
    Means Unknown Equal Variances Hypothesis Test Using TI-84
    06:20
  • Percorso guidato
    Means Unknown Equal Variances Hypothesis Test Using TI-84 Example 2
    03:34
  • Percorso guidato
    Means Unknown Equal Variances Hypothesis Test Using TI-84 Example 1
    03:10

Two Means - Matched Pairs (Dependent Samples)

  • Percorso guidato
    Matched Pairs: Hypothesis Tests
    07:23
  • Percorso guidato
    Matched Pairs: Confidence Intervals
    07:19
  • Percorso guidato
    Introduction to Matched Pairs
    08:33

Two Variances and F Distribution

  • Percorso guidato
    The F-Distribution
    04:20
  • Percorso guidato
    Performing Hypothesis Tests for Two Variances
    06:25
  • Percorso guidato
    Performing Hypothesis Tests for Two Variances Example 2
    05:42

Correlation Coefficient

  • Percorso guidato
    Correlation Coefficient
    05:43
  • Percorso guidato
    Calculating Correlation Coefficient - Graphing Calculator
    04:40
  • Percorso guidato
    Calculating Correlation Coefficient - Graphing Calculator Example 1
    03:44

Scatterplots & Intro to Correlation

  • Percorso guidato
    Scatterplots & Intro to Correlation Example 1
    05:14
  • Percorso guidato
    Scatterplots & Intro to Correlation
    06:36
  • Percorso guidato
    Creating Scatterplots - Graphing Calculator
    05:26

Linear Regression & Least Squares Method

  • Percorso guidato
    Using Regression Lines to Predict Values
    04:57
  • Percorso guidato
    Intro to Least Squares Regression Example 1
    05:02
  • Percorso guidato
    Intro to Least Squares Regression
    07:01

Coefficient of Determination

  • Percorso guidato
    Coefficient of Determination
    06:14

Goodness of Fit Test

  • Percorso guidato
    Goodness of Fit Test: Unequal Probabilities
    05:24
  • Percorso guidato
    Goodness of Fit Test Example 1
    08:49
  • Percorso guidato
    Goodness of Fit Test
    10:17

Introduction to ANOVA

  • Percorso guidato
    ANOVA Test
    05:31
  • Percorso guidato
    ANOVA Test Using TI-84
    04:58
  • Percorso guidato
    ANOVA Test Using TI-84 Example 1
    02:43