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The blood groups of 36 students of IX cl...

The blood groups of 36 students of IX class are record as follows. A, O, A, O, A, B, O, A, B, A, B, O, B, O B, O, O, A, B, O, B, AB, O, A, O, O, O, A, AB, O, A, B, O, A, O, B. Represent the data in the form of a frequency distribution table. Which is most common and which is the rarest blood group among these groups?

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VGS PUBLICATION-BRILLIANT-STATISTICS-EXERCISE
  1. The relative humidity (in %) of a certain City for a September month o...

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  2. The relative humidity (in %) of a certain City for a September month o...

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  3. The blood groups of 36 students of IX class are record as follows. A, ...

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  4. Three coins are tossed 30 times simultaneously. Each time the number o...

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  5. A TV channel or organised SMS (Short Message Service) poll on prohibit...

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  6. Identify the scale used on the axes of the adjacent graph. Write the f...

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  7. The marks 30 students of a class, obtained in a test (out of 75) , are...

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  8. The electricity bills (in rupees) of 25 houses in a locality are given...

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  9. A company manufactures car batteries of particular type. The life (in ...

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  10. Give 3 situations, where mean, median and mode are separately appropri...

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  11. Rain fall of a place in the week is 4 cm, 5 cm, 12cm, 3cm, 6cm, 8cm, 0...

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  12. If the mean of 10, 12, 18, 13, P and 17 is 15, find the value of P.

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  13. If the mean of the following data is 7.5 , then find the value of ‘A’ ...

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  14. Find the median of the scores 75, 21, 56 , 36 , 81 , 05, 42

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  15. Median of a data, arranged in ascending order 7, 10, 15, x, y, 27, 30 ...

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  16. In finding the median, the given data must be written in order. Why ?

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  17. The following numbers are the sizes of shoes sold by a shop in a parti...

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  18. Classify your class mates according to their heights and find the mode...

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  19. If shopkeeper has to place an order for shoes, which number shoes shou...

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  20. Test scores out of 100 for a class of 20 students are as follows: 93...

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