1. Chapter 15 Class 11 Statistics
  2. Serial order wise
  3. Examples

Example 4 - Chapter 15 Class 11 Statistics

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Example 4 - Find mean deviation - Chapter 15 Class 11 - Mean deviation about mean - Discrete Frequency

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  1. Chapter 15 Class 11 Statistics
  2. Serial order wise

    3. Examples

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Transcript

Example 4 Find mean deviation about the mean for the following data : First we will calculate mean Mean deviation about mean = ﷮﷮𝑓𝑖 𝑥𝑖 − 𝑥﷯﷯﷯﷮ ﷮﷮𝑓𝑖﷯﷯ Putting ﷮﷮𝑓𝑖 𝑥𝑖 − 𝑥﷯﷯﷯ = 92 , ﷮﷮𝑓𝑖﷯ = 40 M.D. ( 𝑥﷯) = 1﷮40﷯ × 92 = 2.3

Chapter 15 Class 11 Statistics
Serial order wise

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