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Classify the data in Above as primary an...

Classify the data in Above as primary and secondary data.

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MBD-STATISTICS-EXERCISE
  1. Classify the data in Above as primary and secondary data.

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  2. The weights (in kg) of 30 students of a class are 49, 48, 46, 48, 48, ...

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  3. The weights (in kg) of 30 students of a class are 49, 48, 46, 48, 48, ...

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  4. The weights (in kg) of 30 students of a class are 49, 48, 46, 48, 48, ...

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  5. The weights (in kg) of 30 students of a class are 49, 48, 46, 48, 48, ...

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  6. Construct a grouped frequency table with class intervals 0-5, 5 -10 an...

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  7. Construct a grouped frequency table with class intervals 0-5, 5 -10 an...

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  8. Pulse rate (per miute) of 30 persons were recorded as 61,76,72,73,71,...

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  9. Pulse rate (per miute) of 30 persons were recorded as 61,76,72,73,71,...

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  10. Pulse rate (per miute) of 30 persons were recorded as 61,76,72,73,71,...

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  11. Pulse rate (per miute) of 30 persons were recorded as 61,76,72,73,71,...

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  12. A family with monthly income of Rs. 20,000 had planned the following e...

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  13. Consider the following frequency distribution table representing the w...

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  14. The following distribution gives the time taken by 25 students to solv...

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  15. The following table presents the number of literate females in the age...

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  16. For the following data, draw a frequency polygon .

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  17. In a city, the following weekly observations were made in a study on c...

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  18. The following table gives the distribution of IQ (intelligence Quotien...

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  19. A teacher wanted to analyse the performance of two sections of student...

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  20. The mean of 96, 98, x, 102, 104 is 100, find x.

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  21. Find the mean of all possible factors of 20.

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