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Probability Distributions, Estimation, and Hypothesis Testing: Core Concepts in Business Statistics

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

Uniform Distribution

  • Percorso guidato
    Uniform Distribution Example 1
    02:50
  • Percorso guidato
    Uniform Distribution
    06:06

Determining the Minimum Sample Size Required

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

Mean

  • Percorso guidato
     Calculating the Mean Example 1
    03:08
  • Percorso guidato
    Calculating the Mean
    04:52

Confidence Intervals for Population Mean

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

Steps in Hypothesis Testing

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

Performing Hypothesis Tests: Means

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