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Following is the distribution of the num...

Following is the distribution of the number of out-door patients registered in a certain hospital in 100 days :
Find the arithmetic mean and standard deviation.

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MODERN PUBLICATION-STATISTICS-EXERCISE
  1. Calculate the standard deviation of the following frequency distributi...

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  2. Calculate the standard deviation of the following frequency distributi...

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  3. Following is the distribution of the number of out-door patients regis...

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  4. Calculate the standard deviation of the following distribution :

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  5. Calculate the mean and standard deviation for the following distributi...

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  6. Calculate the mean and standard deviation for the following distributi...

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  7. Calculate the mean and standard deviation for the following distributi...

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  8. Calculate the mean and standard deviation for the following distributi...

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  9. Calculate the mean and standard deviation for the following distributi...

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  10. Calculate the mean and standard deviation for the following distributi...

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  11. In a study of patients, following data are obtained. Find the arithmet...

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  12. Calculate the mean and variance of the following data :

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  13. Calculate the mean and variance of the following data :

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  14. Calculate the mean and variance of the following data :

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  15. Calculate the mean and variance of the following distribution :

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  16. Calculate the mean and standard deviation of the distribution :

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  17. Calculate the mean and standard deviation of the distribution :

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  18. Calculate the mean and standard deviation of the distribution :

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  19. Calculate the mean and standard deviation of the distribution :

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  20. Calculate the mean and standard deviation of the distribution :

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