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Statistics for Business: Exam 2 Prep Study Guide

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Steps in Hypothesis Testing

  • Guided course
    Intro to Hypothesis Testing
    05:12
  • Guided course
    Step 3: Get P-Value
    06:50
  • Guided course
    Step 2: Calculate Test Statistic
    06:34

Performing Hypothesis Tests: Means

  • Guided course
    Standard Deviation (σ) Known Example 2
    04:53
  • Guided course
    Standard Deviation (σ) Known Example 3
    06:51
  • Guided course
    Standard Deviation (σ) Unknown Example 4
    06:13

Performing Hypothesis Tests: Proportions

  • Guided course
    Performing Hypothesis Tests: Proportions Example 1
    03:32
  • Performing Hypothesis Tests: Proportions
    05:52
  • Performing Hypothesis Tests: Proportions Example 1
    07:06

Two Means - Unknown, Unequal Variance

  • Guided course
    Difference in Means: Confidence Intervals
    08:21
  • Guided course
    Difference in Means: Confidence Intervals Using TI-84
    05:22
  • Guided course
    Difference in Means: Hypothesis Tests Example 1
    07:32

Two Means - Unknown, Equal Variance

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

Two Means - Known Variance

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

Two Proportions

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

Confidence Intervals for Population Mean

  • Guided course
    Finding Confidence Intervals Using TI-84
    04:30
  • Guided course
    Critical Values: t-Distribution Example 2
    04:06
  • Guided course
    Population Standard Deviation Unknown Example 3
    09:00

Confidence Intervals for Population Proportion

  • Guided course
    Finding a Confidence Interval for a Population Proportion Using a TI84
    02:35
  • Guided course
    Constructing Confidence Intervals for Proportions Example 2
    04:24
  • Guided course
    Constructing Confidence Intervals for Proportions
    05:45

Introduction to ANOVA

  • Guided course
    ANOVA Test
    05:31
  • Guided course
    ANOVA Test Using TI-84 Example 1
    02:43
  • Guided course
    Introduction to ANOVA
    06:46

Multiple Comparisons: Tukey Test

  • Guided course
    Tukey Test
    08:22
  • Guided course
    Tukey Test Example 1
    05:55

Multiple Comparisons: Tukey-Kramer Test

  • Guided course
    Tukey-Kramer Test Example 1
    06:42
  • Guided course
    Tukey-Kramer Test
    09:08

Multiple Comparisons: Bonferoni Test

  • Guided course
    The Bonferroni Test
    09:54
  • Guided course
    The Bonferroni Test Example 1
    08:11