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Draw a cumulative frequency curve and cu...

Draw a cumulative frequency curve and cumulative frequency polygon for the following frequency distribution by less than method. Age (in yrs). 0-9 10-19 20-29 30-39 40-49 50-59 60-69 No. of Person 5 15 20 23 17 11 9

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RD SHARMA ENGLISH-STATISTICS-All Questions
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  2. For what value of k will the following system of linear equations have...

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  3. Draw a cumulative frequency curve and cumulative frequency polygon for...

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  4. The following table gives weekly wages in rupees of workers in a cer...

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  5. The mean of the following frequency table 50. But the frequencies f1a ...

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  6. Find the mean of the following frequency distribution: Classes:       ...

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  7. The following table gives the distribution of total household expen...

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  8. A frequency distribution of the life times of 400 T.V. picture tubes ...

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  9. If the mean of the following distributions 54, find the value of p : ...

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  10. Apply step-deviation method to find the A M of the following frequency...

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  11. The weights in kilograms of 60 workers in a factory are given in the ...

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  12. The table below gives the distribution of villages under different ...

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  14. In an isosceles triangle A B C with A B=A C and B D|A Cdot Prove that ...

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  15. If the pair of linear equations (3k+1)x+3y-2 =0 and (k^2+1)x+(k-2)y-5=...

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  16. Draw the graphs of following equations: 2x-y=1a n dx+2y=13 find the s...

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  17. The following table gives the production yield per hectare of wheat of...

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  18. Evaluate: (secthetacos e c(90^0-theta)-tanthetacot(90^0-theta)+sin^2 5...

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  19. If sectheta+tantheta=p , prove that sintheta=(p^2-1)/(p^2+1)

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  20. Prove that in a triangle, if the square of one side is equal to the su...

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