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Calculate the mean deviation about median age for the age distribution of 100 persons given below: Age      16-20     21-25    26-30     31-35    36-40      41-45    46-50    51-55 Number   5             6           12         14          26          12          16         9

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RD SHARMA ENGLISH-STATISTICS-All Questions
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  2. If a is positive integer and the frequency distribution: x : , A, 2a, ...

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  8. Find the mean deviation from the mean of the following data: Classes:,...

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  10. The age distribution of 100 life-insurance policy holders is as follow...

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  11. Find the mean deviation from the mean for the following data: Size:, 2...

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  12. Find the mean deviation from the mean for the following data: Size:...

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  13. Find the mean deviation from the median for the following data: Size:,...

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  14. Find the mean deviation about the median of the following frequency di...

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  15. Calculate the mean and standard deviation for the following table give...

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  16. The lengths (in cm) of 10 rods in a shop are given below: 40.0,52.3,55...

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  17. The mean and variance of 7 observations are 8 and 16, respectively....

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  18. An analysis of monthly  wages paid to workers in two firms A and B, ...

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  19. From the data given below state which group is more variable G1orG2? ...

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  20. From the prices of shares X and Y below, find out which is more stab...

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