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In a frequency distribution having 6 cla...

In a frequency distribution having 6 class intervals the total frequency is 100 and cumulative frequency less than type and cumulative frequency more than type corresponding to the fourth class interval are 86 and 50 respectively. Find the frequency of the fourth class interval.

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UNITED BOOK HOUSE-Jadavpur Vidyapith, Question Paper -Exercise
  1. Class width of a class interval is defined as

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  2. A line diagram is used to represent.

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  3. Harmonic mean of 1, 1/2 and 1/3

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  4. Standard deviation of 1, 2, 3, 4, 5 is 2. Then standard deviation of (...

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  5. if 3y + 4x = 8 and QD(y) = 12, then value of QD(x) is

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  6. Define primary data with an example.

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  7. Define class boundary.

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  8. Name the various parts of a table.

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  9. What are represented along the horizontal axis and vertical axis in dr...

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  10. A variable assumes the values x1, x2,……..,x^n with frequencies f1, f2,...

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  11. Mean and median of a frequency distribution are 24 and 26.5 respective...

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  12. In a frequency distribution having 6 class intervals the total frequen...

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  13. If arithmetic mean and coefficient of variation of a variable x are 10...

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  14. Discuss Questionnaire Method and Interviewer Method.

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  15. Discuss the method of drawing a Histogram with an example.

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  16. If G1, G2 and G denotes GM of the first group, GM of the second group ...

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  17. If SD of first n odd positive integers is sqrt133, find n.

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  18. Give an example of intensive variable.

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  19. Find the mean deviation about mean of two values x1 and x2.

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  20. Express standard deviation of the composite group in terms of number o...

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