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Guided Study Notes for Probability, Normal, and Sampling Distributions

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Lezioni curate abbinate al materiale che hai caricato – impara ogni argomento passo dopo passo.

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

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

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

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

Steps in Hypothesis Testing

  • Percorso guidato
    Step 4: State Conclusion
    09:56
  • Percorso guidato
    Step 2: Calculate Test Statistic
    06:34
  • Percorso guidato
    Step 1: Write Hypotheses
    06:21

Performing Hypothesis Tests: Means

  • Percorso guidato
    Standard Deviation (σ) Unknown Example 3
    05:55
  • Percorso guidato
    Standard Deviation (σ) Known Example 1
    06:38
  • Percorso guidato
    Standard Deviation (σ) Known
    06:34

Hypothesis Testing: Means - Excel

  • Percorso guidato
    Performing Hypothesis Tests: Mean Sigma Known - Excel Example 1
    04:28
  • Percorso guidato
    Performing Hypothesis Tests: Mean Sigma Known - Excel
    05:10
  • Percorso guidato
    Performing Hypothesis Tests: Mean Sigma Unknown - Excel Example 4
    09:06

Performing Hypothesis Tests: Proportions

  • Percorso guidato
    Performing Hypothesis Tests: Proportions
    05:52
  • Percorso guidato
    Performing Hypothesis Tests: Proportions Example 1
    07:06
  • Percorso guidato
    Performing Hypothesis Tests: Proportions Using TI-84
    03:32

Hypothesis Testing: Proportions - Excel

  • Percorso guidato
    Performing Hypothesis Tests: Proportions - Excel
    08:19
  • Percorso guidato
    Performing Hypothesis Tests: Proportions - Excel Example 1
    08:31
  • Percorso guidato
    Performing Hypothesis Tests: Proportions - Excel Example 2
    10:24

Critical Values and Rejection Regions

  • Percorso guidato
    Critical Values and Rejection Regions
    06:25
  • Percorso guidato
    Performing Hypothesis Test with Critical Values Example 1
    03:32
  • Percorso guidato
    Performing Hypothesis Test with Critical Values
    05:37

Type I & Type II Errors

  • Percorso guidato
    Type I & Type II Errors Example 1
    03:21
  • Percorso guidato
    Type I & Type II Errors
    06:02