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For the following data, draw a frequency...

For the following data, draw a frequency polygon
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MBD-STATISTICS-EXERCISE
  1. The following distribution gives the time taken by 25 students to solv...

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  2. The following table presents the number of literate females in the age...

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  3. For the following data, draw a frequency polygon .

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  4. In a city, the following weekly observations were made in a study on c...

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  5. The following table gives the distribution of IQ (intelligence Quotien...

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  6. A teacher wanted to analyse the performance of two sections of student...

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  7. The mean of 96, 98, x, 102, 104 is 100, find x.

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  8. Find the mean of all possible factors of 20.

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  9. Find the mean of 25, 27, 19, 29, 21, 23, 25, 30, 28, 20 and prove that...

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  10. Let m be the mid-point and l be the upper class limit of a class in a ...

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  11. The class marks of a frequency distribution are given as follows : 15,...

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  12. In the class intervals 10-20, 20-30, the number 20 is included in.

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  13. A grouped frequency table with class intervals of equal sizes using 25...

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  14. A grouped frequency distribution table with classes of equal sizes usi...

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  15. To draw a histogram to represent the following frequency ditribution :...

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  16. The mean of five numbers is 30. If one number is excluded, their mean ...

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  17. If the mean of the observations : x, x + 3, x + 5, x + 7, x + 10 is 9,...

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  18. If barx represents the mean of n observations x1, x2,…….,xn , then val...

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  19. If each observation of the data is increased by 5, then their mean

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  20. Let barx be the mean of x1,x2,……,xn and bary the mean of y1,y2……,yn ba...

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