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Find the mean of x, x+2, x+4, x+6, x+8...

Find the mean of x, x+2, x+4, x+6, x+8

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RD SHARMA ENGLISH-MEASURES OF CENTRAL TENDENCY-All Questions
  1. Find the mean of all factors of 10.

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  2. Find the mean of first 10 even natural numbers.

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  3. Find the mean of x, x+2, x+4, x+6, x+8

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  4. Find the mean of first five multiples of 3.

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  5. Following are the weights (in kg) of 10 new born babies in a hospit...

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  6. The percentage of marks obtained by students of a class in mathemat...

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  7. The numbers of children in 10 families of a locality are: 2, 4, 3, 4...

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  8. If M is the mean of x1 , x2 , x3 , x4 , x5 and x6, prove that (x1 − M)...

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  9. Duration of sunshine (in hours) in Amritsar for first 10 days of Aug...

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  10. Explain, by taking a suitable example, how the arithmetic mean alte...

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  11. The mean of marks scored by 100 students was found to be 40. Later ...

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  12. The traffic police recorded the speed (in km/hr) of 10 motorists as ...

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  13. The mean of five numbers is 27. If one number is excluded, their me...

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  14. The mean weight per student in a group of 7 students is 55 kg. The i...

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  15. The mean weight of 8 numbers is 15. If each number is multiplied by...

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  16. The mean of 5 numbers is 18. If one number is excluded, their mean ...

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  17. The mean of 200 items was 50. Later on, it was discovered that the ...

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  18. The sums of the deviations of a set of n values x1, x2,ddot,xn measure...

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  19. Find the mean of the following 3, 4, 6, 7, 8, 14.

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  20. If X ˉ is the mean of the ten natural numbers x 1 ​ ,x 2 ​ ,x ...

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