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The marks (out of 100) obtained by 7 stu...

The marks (out of 100) obtained by 7 students in Mathematics' examination are given below.Find the mode for these marks. 99, 100, 95, 100, 100, 60, 90

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CHETANA PUBLICATION-STATISTICS-Exercise
  1. The marks (out of 100) obtained by 7 students in Mathematics' examinat...

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  2. Which of the following data is not primary?

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  3. What is the upper class limit for the class 15-35?

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  4. What is the class mark of class 25-35?

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  5. If the classes are 0-10, 10-20,20-30… then in which class should the o...

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  6. The mean of five numbers is 50, out of which mean of 4 numbers is 46, ...

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  7. mean of 100 observations is 40. The 9 observation is 30. If this is re...

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  8. What is the mode of 19, 19, 15, 20, 25, 15, 20, 15?

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

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

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

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

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

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

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

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

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

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

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

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

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

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