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Give the definition of standard deviatio...

Give the definition of standard deviation. Discuss the advantages and disadvantages of using S.D. as a measure of dispersion.

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CHHAYA PUBLICATION-MEASURES OF DISPERSION -Exercise 3 Very Short answer type
  1. What do you mean by a measure of dispersion ? What are the different m...

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  2. Define :Median.

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  3. Give the definition of standard deviation. Discuss the advantages and ...

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  4. Define : Mean

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  5. Find the mean deviation about the A.M. of each of the following distri...

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  6. Find the mean deviation about the A.M. of each of the following distri...

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  7. Find the mean deviation about the A.M. of each of the following distri...

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  8. Calculate the value of M.D. about the median of each of the following ...

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  9. Calculate the value of M.D. about the median of each of the following ...

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  10. Calculate the value of M.D. about the median of each of the following ...

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  11. Calculate the value of M.D. about the median of each of the following ...

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  12. Find the coefficuent of mean deviation (i) about mean (ii) about med...

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  13. From the following array, find out the M.D. : 7,9,16,24,26,31,39

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  14. Calculate the mean deviation about the A.M. of the following distribut...

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  15. Find the value of S.D. of each of the following distributions : 4,5,...

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  16. Find the value of S.D. of each of the following distributions : 4,8,...

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  17. Find the value of S.D. of each of the following distributions : 1,2,...

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  18. Find the Mean and S.D. of first n natural numbers

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  19. The S.D. of the first n odd integers is sqrt(85) , find n.

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  20. The S.D. calculated from a set of 32 observations is 5 . If the sum of...

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