Random Variable

Random Variable

1. Categorical

   • Graph
     • Pie Chart
     • Bar Graph
   • Numeric Summary
     • Proportion
   • Relation between 2 variables
     • Chi-Square Test
   • Experiment
     • Treatment
     • Design
       • Randomized Comparative
       • Block
         • Matched Pairs

2. Quantitative

   • Graph
     • Histogram
     • Stemplot
     • Boxplot
   • Numeric Summary
     • Five-Number-Summary
       • Median
     • Mean + Standard Deviation
   • Relation between 2 variables
     • Scatterplot
       • Correlation (r)
     • Regression Line
       • Response vs. Explanatory
       • Slope; Square of r
   • Observational Study (Survey)
     • Sample
       • Statistic
         • Sampling Distribution
           • Inference
             • Categorical
               • On p
                 • z procedure
             • Quantitative
               • On μ
                 • One-Sample z
                 • One-Sample t
                   • Matched-Pairs t
               • On μ1 - μ2
                 • Two-Sample t
             • Conditions
             • Confidence Interval
             • Significance Test
     • Population
       • Parameter
     • Simple Random Sample (SRS)

3. Distribution

   • Probability Model
     • Discrete
     • Continuous
     • Law of Large Numbers
     • Central Limit Theorem