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For the following data if the Median of 60 observation is 28.5 find the values of x and y.

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If the median of 60 observations , given below is 28.5 , find the values of x and y . {:("Class interval","Frequency"),(0-10,5),(10-20,x),(20-30,20),(30-40,15),(40-50,y),(50-60,5):}

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BEYOND PUBLICATION-STATISTICS-EXERCISE
  1. For the following data if the Median of 60 observation is 28.5 find th...

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  2. The median of the data x/5, x, x/4, x/2 and x/8 is 8. Find the value o...

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  3. If the mean and median of a data are 48.5 and 46.25 respectively. Find...

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  4. Find the mean when median is 72.5 and mode is 70.

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  5. Find the median when the mean is 28.5 and mode is 27.

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  6. Find the median of the data given below: 14, 18, 9, 21, 15, 20, 16, 6

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  7. Find the median for the following data: 28, 15, 11, 19, 31, 20

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  8. Find the mode of the scores 4, 5, 3, 2, 5,3,6,5,7,1

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  9. Find the mode of the scores 18,21,14,18,21,16,21.

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  10. Find the mode of the scores 28,20,24,28,36,32,28,40

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  11. Write upper limit of 20-25

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  12. Write lower limit of 4-11

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  13. What is the mid value of 35-45

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  14. The most frequently used measure of central tendency

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  15. The value of among the observation of which occurs most frequently is ...

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  16. The width of the class interval 20- 30 is

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  17. Which is the better measure of central tendency when individual observ...

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  18. Which measure of central tendency is given by the x coordinate of the ...

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  19. The A.M of first n natural numbers is

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  20. Which of the following is not a measure of central tendency ?

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  21. If the mean of 4, x, 6,9,9,y and 13 is 8 then

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