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Out of mean,median,mode and standard dev...

Out of mean,median,mode and standard deviation which is not a measure of central tendency?

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R G PUBLICATION-STATISTICS-EXERCISE
  1. What is the empirical relation between mean,median and mode.

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  2. Which one mean,median and mode cannot be determined graphically?

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  3. Out of mean,median,mode and standard deviation which is not a measure ...

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  4. Write two merits of median.

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  5. Write two demerits of mode.

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  6. The arithmetic mean of 1,2,3…n is

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  7. The median of a given frequency distribution is found with the help of...

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  8. The mode of a frequency distribution can be determined graphically fro...

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  9. Mode is

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  10. One of the methods for determing mode is

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  11. For a symmetrical frequency distribution we have

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  12. The median and mode of a frequency distribution are 26 and 29 then its...

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  13. If the mean and median of a set of numbers are 8.9 and 9 respectively ...

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  14. If the mean of first n natural numbers is (5n)/2then the value of n wi...

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  15. If the mean of first n odd natural number is n^2/81 then the value of ...

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  16. If the mean of observations x1.x2,x3…..xn is barx then the mean of x1+...

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  17. Ifui=(xi-25)/10,sumfiui=20,sumfi=100 then barx

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  18. If the mean of 6,7,x,8,y,14 is 9 then

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  19. If the mode of the data 64,60,48,x,43,48,43 is 43 then the value of x+...

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  20. For the following distribution the modal class is

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