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The mean of the data by step deviation m...

The mean of the data by step deviation method is Rs. 1390. Find the assumed mean (A), if `Sigma f_(i) = 50, Sigma f_(i) u_(i) = 28 " and " g = 250`.

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The correct Answer is:
`A = 1250`
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NAVNEET PUBLICATION - MAHARASHTRA BOARD-STATISTICS-EXAMPLES FOR PRACTICE (MCQs)
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  2. Find the value of bar u for the following information : (i) A = 22.5...

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  3. Find the mean of the data given in the following table. {:("Class",0...

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  4. The following table shows the percentage of vehicles passing a signal....

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  5. The age group of the number of persons in the age group who donated bl...

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  6. Find barX by step deviation method : Given : A = 2200. " "Sigma ...

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  7. The mean of the data by step deviation method is Rs. 1390. Find the as...

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  8. The mean of the data by step deviation method is 1896 . Find the value...

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  9. For each of the following frequencies distribution draw histogram : (...

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  11. The cost of living index and the number of weeks are given in the foll...

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  12. Marks ( out of 50) obtaned in Mathematics by 100 students is given in ...

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  13. Calculate the mean for the following data :

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  14. Calculate the mean of the following frequency distribution : (Use step...

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  15. Find the mode for the following :

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  16. Draw a frequency polygon from the information given in the following t...

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  17. The following table shows the number of patients of differents age gro...

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  18. The number of hours spent by a school boy in different activities in a...

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  19. The percentage of expenditure on different heads in a budget of a stat...

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  20. The following table is based on the marks of the first term examinatio...

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