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If the mean of the following distributio...

If the mean of the following distribution is 6, find the value of p. x: 2 4 6 10 `p+5` f: 3 2 3 1 2

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RD SHARMA ENGLISH-MEASURES OF CENTRAL TENDENCY-All Questions
  1. The mean of 10 numbers is 20. If 5 is subtracted from  every number, ...

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  2. Find the mean of the following distribution: x: 4 6 9 10 ...

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  3. If the mean of the following distribution is 6, find the value of p....

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  4. Five coins were simultaneously tossed 1000 times and at each toss t...

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  5. Find the median of the following data: 25, 34, 31, 23, 22, 26, 35, 28,...

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  6. Find the value of p, if the mean of the following distribution is 7...

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  7. Find the missing frequencies in the following frequency distribution i...

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  8. The mean of 16 items was found to be 30. On rechecking, it was found t...

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  9. The mean monthly salary of 10 members of a group is Rs. 1445, one m...

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  10. Find the mean of the following distribution: x: 4 6 9 10 ...

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  11. Following table shows the weights of 12 students: Weight (in kgs):...

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  12. If the mean of n observation a x1, a x2, a x3, ,a xn is a barX , ...

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  13. If the mean of 6, 4, 7, p and 10 is 8, find the value of p.

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  14. Find the sum of the deviations of the variate values 3,4,6,8, 14 from ...

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  15. The mean of 40 observations was 160. It was detected on rechecking ...

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  16. If the heights of 5 persons are 144 cm, 152cm, 151cm, 158 cm and 155...

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  17. Find the arithmetic mean of first 6 natural numbers.

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  18. Find the arithmetic mean of first ten odd natural numbers

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  19. The weights (in kg) of 15 students are: 31, 35, 27, 29, 32, 43, 37, ...

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  20. Find the median of the following data: 19, 25, 59, 48, 35, 31, 30, 32,...

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