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If the median of the data: 6, 7, x-2,\ x...

If the median of the data: 6, 7, `x-2,\ x ,` 17, 20, written in ascending order, is 16. Then `x=` (a) 15 (b) 16 (c) 17 (d) 18

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RD SHARMA ENGLISH-STATISTICS-All Questions
  1. The mean of a discrete frequency distribution xi//fi ; i=1,\ 2,\ ddot,...

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  2. If the arithmetic mean of x ,\ x+3,\ x+6,\ x+9, and x+12 is 10, the x=...

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  3. If the median of the data: 24, 25, 26, x+2 , x+3 , 30, 31, 34 is 27.5,...

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  4. If the median of the data: 6, 7, x-2,\ x , 17, 20, written in ascendin...

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  5. The median of first 10 prime numbers is (a) 11           (b) 12       ...

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  6. If the mode of the data: 64 ,\ 60 ,\ 48 ,\ x ,\ 43 ,\ 48 ,\ 43 ,\ 34 i...

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  7. If the mode of the data: 16 ,\ 15 ,\ 17 ,\ 16 ,\ 15 ,\ x ,\ 19 ,\ 17 ,...

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  8. If the mean of a frequency distribution is 8.1 and sumfi xi=132+5k ,\ ...

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  9. If the mean of 6,\ 7,\ x ,\ 8,\ y ,\ 14 is 9, then (a) x+y=21 (b) x+y...

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  10. The arithmetic mean of 1,2,3,...n is (a)(n+1)/2 (b) (n-1)/2 (c) n/...

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  11. If the mean of first n natural numbers is (5n)/9 , then n= (a) 5 (b) ...

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  12. The arithmetic mean and mode of a data are 24 and 12 respectively, the...

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  13. The mean of first n odd natural number is (a) (n+1)/2 (b) n/2 (c) n ...

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  14. The mean of first n odd natural numbers is (n^2)/(81) , then n= (a) 9...

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  15. If the difference of mode and median of a data is 24, then the diff...

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  16. If the arithmetic mean of 7,\ 8,\ x ,\ 11 ,\ 14 is x , then x= (a) 9 ...

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  17. If mode of a series exceeds its mean by 12, then mode exceeds the m...

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  18. If the mean of first n natural number is 15, then n= (a) 15 (b) 30 (c...

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  19. If the mean of observations x1,\ x2,\ ....,\ xn is x , then the mea...

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  20. Mean of a certain number of observations is x . If each observation...

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