Statistics

Statistics

1. Basic Concepts

   • Population
     • All your items.   PARAMETER 
   • Sample
     • Part of your items.  STATISTICS 
   • Type of Variable
     • Qualitative
       • Categorical answers. 
     • Quantitative
       • Continous
         • Decimal numbers . 
       • Discrete
         • Round numbers.  

2. Measurement Scales

   • Properties
     • Identity
       • Each value has its own meaning. 
     • Magnitude
       • Order, some values are larger than others. 
     • Equal Intervals
       • Equal to one another ex: 1 and 2, 19 and 20 
     • Value of zero