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Find the mean of the following frequency...

Find the mean of the following frequency distributions: Class interval:    0-6    6-12    12-18    18-24    24-30 Frequency:          6         8         10           9           7

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RD SHARMA-STATISTICS-All Questions
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  2. Thirty women were examined in a hospital by a doctor and the number of...

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  3. Find the mean of the following frequency distributions: Class interval...

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  4. Find the mean of the following frequency distributions: Class:        ...

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  5. Find the mean of the following frequency distributions: Class interval...

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  6. Find the mean of the following frequency distributions: Class interval...

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  7. Find the mean of the following frequency distributions: Class interval...

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  8. Find the mean of the following frequency distributions: Class interval...

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  9. Find the mean of the following frequency distributions: Class interval...

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  10. Find the mean of the following frequency distributions: Class interval...

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  11. Find the mean of the following frequency distributions: Class interval...

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  12. The weekly observations on cost of living index in a certain city for ...

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  13. The following table shows the marks scored by 140 students in an exam...

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  14. The mean of the following frequency distribution is 62.8 and the sum o...

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  15. The following distribution shows the daily pocket allowance given to ...

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  16. If the mean of the following distribution is 27, find the value of p ....

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  17. In a retail market, fruit vendors were selling mangoes kept in packing...

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  18. The table below shows the daily expenditure on food of 25 households ...

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  19. To find out the concentrations of S O2 in the air (in parts per mil...

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  20. A class teacher has the following absentee record of 40 students of a ...

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