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Calculate the mean and S.D for the follo...

Calculate the mean and S.D for the following data: Expenditure (in Rs.) 0-10 10-20 20-30 30-40 40-50 Frequency: 14 13 27 21 15

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RD SHARMA ENGLISH-STATISTICS-All Questions
  1. Find the variance and standard deviation for the following distribu...

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

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

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

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

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  6. Calculate the mean, median and standard deviation of the following ...

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  7. Calculate mean, variance and standard deviation of the following fr...

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  8. An analysis of monthly wages paid to workers in two firms A and B, bel...

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  9. An analysis of monthly wages paid to workers in two firms A and B, bel...

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  10. The following values are calculated in respect  of heights and weights...

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  11. If the heights of 5 persons are 140 cm, 150cm,158cm, 152 cm and 161 cm...

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  12. The sum and sum of squares corresponding to length x (in cm) and weigh...

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  13. Two plants A and B of a factory show following results about the numbe...

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  14. find the mean salary of 60 workers of a factory from the given table

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  15. The means and standard deviations of heights ans weights of 50 student...

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  16. The means and standard deviations of heights ans weights of 50 student...

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  17. Coefficient of variation of two distributions are 60% and 70% and thei...

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  18. Calculate coefficient of variation from the following data: Income ...

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  19. An analysis of the weekly wages paid to workers in two firms A and B, ...

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  20. An analysis of monthly wages paid to workers in two firms A and B, bel...

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