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Find the class mark of the class 0.5 to2...

Find the class mark of the class 0.5 to20.5

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Find the class mark of the class 40 - 45.

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Choose the correct alternative answer for cach of the following question: What is the class mark of the class 25-30?

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CHETANA PUBLICATION-STATISTICS-Exercise
  1. All 30 members of a 'Nature Club' in a school planted trees in the fou...

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

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

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

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  5. Complete the following table.

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  6. Complete the followiing commulative frequency.

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

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

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

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

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  11. The marks of a class test are given below: 28,26,17,12,14,19,27,26,21,...

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  12. The ages of teachers of a school are 53,37,39,51,46,41,44,47,55,48 Fin...

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  13. The height of students are given below Find the mode of height.

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  14. The weight of students are given below Find the mode

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  15. The average of monthly alary of 20 employees in a company is Rs. 7650....

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  16. The mean weight of 25 students of a class is 48 kg. If the mean weight...

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

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  18. If class mark is10 and width is 6 then the Lower limit of the class =s...

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  19. Complete the table:

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  20. The mean of 5 observations is 50. One of the observation was removed f...

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