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Chapter 9: Confidence Intervals for Population Parameters

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Introduction to Confidence Intervals

  • Guided course
    Critical Values: z Scores
    04:46
  • Guided course
    Introduction to Confidence Intervals
    06:33

Confidence Intervals for Population Mean

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

Determining the Minimum Sample Size Required

  • Guided course
    Determining the Minimum Sample Size Required
    06:51

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

Confidence Intervals for Population Variance

  • Guided course
    Constructing Confidence Intervals for Variance or Standard Deviation
    06:44
  • Guided course
    Constructing Confidence Intervals for Variance or Standard Deviation Example 2
    04:11
  • Guided course
    Constructing Confidence Intervals for Variance or Standard Deviation Example 1
    05:53

Chi Square Distribution

  • Guided course
    Critical Values: Chi Square Distribution Example 2
    05:18
  • Guided course
    Critical Values: Chi Square Distribution Example 1
    03:55
  • Guided course
    Critical Values: Chi Square Distribution
    05:39