Business statistics

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Business statistics

  1. 1. BUSINESS STATISTICS
  2. 2. MEASURES OF CENTRAL TENDENCYMeasures of central tendency describes the average or midmost score in a distribution of scores.Measures of central tendency provides a lot of important information about a distribution.There different types of measuring tools :MeanMedianMode
  3. 3. ARITHMETIC MEANIt is the sum of the values of all observations in a series divided by the number of items consisting the series and is usually denoted by X .Mean = Ex/n ,whereEx= sum of all observations.N= number of observations.Mean = Efd/Ef

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