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If the mean of the following data is 18....

If the mean of the following data is 18.75. Find the value of `p` . `x_i` : 10 15 `p` 25 30 `f_i` : 5 10 7 8 2

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RD SHARMA-STATISTICS-All Questions
  1. The arithmetic mean of the following data is 14. Find the value of k ...

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  2. The arithmetic mean of the following data is 25, find the value of k ....

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  3. If the mean of the following data is 18.75. Find the value of p . xi :...

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  8. The marks obtained out of 50, by 102 students in a Physics test are ...

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  10. In the first proof reading of a book containing 300 pages the followin...

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  11. The following distribution gives the number of accidents met by 160 ...

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  12. Find the mean from the following frequency distribution of marks at a ...

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  13. The following table gives the distribution of total household expen...

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  14. A survey was conducted by a group of students as a part of their en...

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  15. Consider the following distribution of daily wages of 50 workers of a ...

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

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

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

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

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