Measures of Central Tendency
- Arithmetic Mean or Average
- Median- Middle datum of a sample
- 50% of data lies about mean
- 50% of data lies below mean
- To find the mean
- Step 1- sort data
- Step 2- determine whether n= even or odd
- Mode- datum that occurs most often in a sample
- 2 Step process
- Sort the data
- Conduct frequency analysis
- Count the number of occurrences of each datum
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