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Estimating Parameters and Constructing Confidence Intervals in Statistics

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Confidence Intervals for Population Proportion

  • Percorso guidato
    Constructing Confidence Intervals for Proportions Example 1
    06:38
  • Percorso guidato
    Finding the Minimum Sample Size Needed for a Confidence Interval
    04:08
  • Percorso guidato
    Constructing Confidence Intervals for Proportions Example 2
    04:24

Determining the Minimum Sample Size Required

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

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

Standard Normal Distribution

  • Percorso guidato
    Z-Scores from Probabilities
    08:50
  • Percorso guidato
    Probabilities Between Two Values
    03:50
  • Percorso guidato
    Finding Standard Normal Probabilities using z-Table
    09:47

Standard Deviation

  • Percorso guidato
    Calculating Standard Deviation
    08:45
  • Percorso guidato
    Calculating Standard Deviation Example 1
    02:59

Finding Probabilities, Z Values, and X Values with the Normal Distribution-Excel

  • Percorso guidato
    Finding Z-Scores and X Values from Probabilities-Excel
    08:09
  • Percorso guidato
    Finding Z-Scores and X Values from Probabilities-Excel Example 2
    03:05
  • Percorso guidato
    Finding Probabilities from Z-Scores and X Values-Excel Example 1
    05:07

Confidence Intervals for Population Variance

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

Chi Square Distribution

  • Percorso guidato
    Critical Values: Chi Square Distribution Example 2
    05:18
  • Percorso guidato
    Critical Values: Chi Square Distribution Example 1
    03:55
  • Percorso guidato
    Critical Values: Chi Square Distribution
    05:39

Introduction to Confidence Intervals

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