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Study Notes: The Normal Probability Distribution, Sampling Distributions, and Estimating the Value of a Parameter

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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

Non-Standard Normal Distribution

  • Percorso guidato
    Finding Z-Scores for Non-Standard Normal Variables Example 1
    06:21
  • Percorso guidato
    Finding Values of Non-Standard Normal Variables from Probabilities
    04:05
  • Percorso guidato
    Finding Z-Scores for Non-Standard Normal Variables
    03:17

Probabilities & Z-Scores w/ Graphing Calculator

  • Percorso guidato
    Probability From Given Z-Scores - TI-84 (CE) Calculator
    07:09
  • Percorso guidato
    Z-Scores From Given Probability - TI-84 (CE) Calculator
    06:31

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

Sampling Distribution of the Sample Mean and Central Limit Theorem

  • Percorso guidato
    Central Limit Theorem Example 1
    02:33
  • Percorso guidato
    Central Limit Theorem
    05:14
  • Percorso guidato
    Sampling Distribution of Sample Mean
    06:53

Distribution of Sample Mean - Excel

  • Percorso guidato
    Finding Probabilities for Sample Means - Excel Example 1
    08:08
  • Percorso guidato
    Finding Probabilities for Sample Means - Excel
    09:51
  • Percorso guidato
    Finding Probabilities for Sample Means - Excel Example 2
    05:15

Sampling Distribution of Sample Proportion

  • Percorso guidato
    Sampling Distribution of Sample Proportion
    05:11
  • Percorso guidato
    Using the Normal Distribution to Approximate Binomial Probabilities Example 1
    03:21
  • Percorso guidato
    Using the Normal Distribution to Approximate Binomial Probabilities
    06:23

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

Finding Probabilities and T Critical Values - Excel

  • Percorso guidato
    Finding Probabilities From t-Scores Example 1
    04:12
  • Percorso guidato
    Finding t Critical Values From Probabilities - Excel
    08:35
  • Percorso guidato
    Finding Probabilities From t-Scores
    07:54

Confidence Intervals for Population Means - Excel

  • Percorso guidato
    Finding Confidence Intervals for Means (Sigma Unknown)
    06:50
  • Percorso guidato
    Finding Confidence Intervals for Means (Sigma Known)
    06:12
  • Percorso guidato
    Finding Confidence Intervals for Means (Sigma Known) Example 1
    06:16

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

Confidence Intervals for Population Proportion - Excel

  • Percorso guidato
    Confidence Intervals for Population Prortion - Excel Example 1
    05:49
  • Percorso guidato
    Confidence Intervals for Population Prortion - Excel
    06:57