Skip to main content
Indietro

Inferring Population Means and Comparing Groups: Confidence Intervals, Hypothesis Tests, and Variance Analysis

NotePraticaVideolezioni

Guida di studio - Impara con i video

Lezioni curate abbinate al materiale che hai caricato – impara ogni argomento passo dopo passo.

Introduction to Confidence Intervals

  • Percorso guidato
    Critical Values: z Scores
    04:46
  • Percorso guidato
    Introduction to Confidence Intervals
    06:33

Confidence Intervals for Population Mean

  • Percorso guidato
    Finding t-Values Using a TI-84
    05:47
  • Percorso guidato
    Critical Values: t-Distribution
    05:50
  • Percorso guidato
    Finding Confidence Intervals Using TI-84
    04:30

Determining the Minimum Sample Size Required

  • Percorso guidato
    Determining the Minimum Sample Size Required
    06:51

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 - Known Variance

  • Percorso guidato
    Means Known Variances Hypothesis Test Using TI-84 Example 2
    02:44
  • Percorso guidato
    Means Known Variances Hypothesis Test Using TI-84
    05:05
  • Percorso guidato
    Means Known Variances Hypothesis Test Using TI-84 Example 1
    02:51

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

Hypothesis Tests for Correlation Coefficient Using TI-84

  • Percorso guidato
    Hypothesis Tests for Correlation Coefficient Using TI-84 Example 1
    03:39
  • Percorso guidato
    Hypothesis Tests for Correlation Coefficient Using TI-84
    05:28
  • Percorso guidato
    Hypothesis Tests for Correlation Coefficient Using TI-84 Example 2
    06:24

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

Two Variances - Graphing Calculator

  • Percorso guidato
    Hypothesis Test for Two Variances Using a TI-84
    07:07
  • Percorso guidato
    Hypothesis Test for Two Variances Using a TI-84 Example 1
    05:09