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Two-Sample Tests in Business Statistics: Means, Proportions, and Variances

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Two Means - Unknown, Equal Variance

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

Two Means - Matched Pairs (Dependent Samples)

  • Percorso guidato
    Introduction to Matched Pairs
    08:33
  • Percorso guidato
    Matched Pairs: Hypothesis Tests Example 2
    05:03
  • Percorso guidato
    Matched Pairs: Hypothesis Tests
    07:23

Two Proportions

  • Percorso guidato
    Difference in Proportions: Hypothesis Tests Example 1
    10:28
  • Percorso guidato
    Difference in Proportions: Confidence Intervals Example 2
    09:24
  • Percorso guidato
    Two Proportions Inferences Using a TI-84
    05:01