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Find the mean variance and standard devi...

Find the mean variance and standard deviation for the following data: 2,4,5,6,8,17

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RD SHARMA ENGLISH-STATISTICS-All Questions
  1. Let x1,\ x2,\....,\ xn values of variable X and let 'a' be non zero re...

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  2. Calculate the mean and standard deviation of first n natural numbers.

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  3. Find the mean variance and standard deviation for the following data: ...

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  4. Find the mean, variance and standard deviation for the following data:...

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  5. Find the mean, variance and standard deviation for the following dat...

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  6. The variance of 20 observations is 5. If each observation is multiplie...

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  7. The variance of 15 observations is 4. If each observations increased b...

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  8. The mean of 5 observations is 4.4 and their variance is 8.24. If three...

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  9. The mean and standard deviation of six observations are 8 and 4, re...

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  10. The mean and variance of eight observations are 9 and 9.25, respect...

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  11. For a group of 200 candidates, mean was found to 40 but it was discove...

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  12. The mean and standard deviation of 100 observations were calculated as...

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  13. The mean and standard deviation of 20 observations are found to be 1...

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  14. The mean and standard deviation of a group of 100 observations were...

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  15. Show that the two formulae for the standard deviation of ungrouped d...

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  16. Find the variance and standard deviation for the following distribu...

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  17. Table below shows the frequency f with which x alpha particles were ra...

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  18. Calculate the mean and S.D for the following data: Expenditure (in...

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  19. Calculate the standard deviation for the following data: Class 0-...

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  20. The mean and standard deviation of 100 observations were calculated as...

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