Statiscal Concepts

Statiscal Concepts

1. Collecting data

   • Through Observation
     • Virable
     • attribute
   • Contunious
     • Dimension,weight, height
   • Discrete
     • Number exhibit gaps
     • Countable
     • No. of defective parts
     • No. of defects.car
     • Whole number

2. Measure of Central Tendency

   • describe the central position of the data
     • average
       • ungrouped data
         • when the data are unorganized
       • Grouped data
         • when data have been grouped into frequency
       • Weighted average
     • Median
     • Mode

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