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From following table, what is the cumula...

From following table, what is the cumulative frequency of less than type for the class 30- 40?

A

13

B

15

C

35

D

22

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CHETANA PUBLICATION-STATISTICS-Exercise
  1. What is the mode of 19, 19, 15, 20, 25, 15, 20, 15?

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  2. What is the median of 7, 10, 7, 5, 9, 10?

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  3. From following table, what is the cumulative frequency of less than ty...

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  4. The mean of the data 87, 92, 63, 78, 92, 59, 72, 66, is……..

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  5. The mark of a class test are given below 28, 26,17, 12, 14, 19, 27, 26...

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  6. The mode of 18, 14, 22, 23, 14, 18, 17, 18, 28, 28, 14, 25, 14 is……………

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  7. The mean of eleven number is 47. If a number is added then the mean is...

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  8. A cricket player scored run in different matches as follows : 36, 41, ...

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  9. Classify following information as primary data or secondary data. Numb...

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  10. Classify following information as primary data or secondary data.Numbe...

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  11. Classify following information as primary data or secondary data.Elect...

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  12. Classify following information as primary data or secondary data.Elect...

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  13. Classify following information as primary data or secondary data. Lete...

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  14. All 30 members of a 'Nature Club' in a school planted trees in the fou...

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  15. The consumption of electricity for one month (in units of 40 houses in...

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  16. Find the class mark of the class 0.5 to20.5

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  17. For class interval 35-45 write the lower class limit and the upper cla...

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  18. Complete the following table.

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  19. Complete the followiing commulative frequency.

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  20. Using the data in Q.9 answer the question. How many forms yield more t...

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