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An analysis of monthly wages paid to the...

An analysis of monthly wages paid to the works of two firms A and B belonging to the same industry gives the following results:   Firm A Firm B Number  of workers 1000 1200 Average monthly wages Rs. 2800 Rs. 2800 Variance of distribution of wages 100 169 In which firm, A or B is there greater variability in individual wages?

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An analysis of monthly wages paid to workers in two firms A and B, belonging to the same industry, gives the following results: Firm A Firm B No. of wages earners 586 684 Mean of monthly wages Rs. 5253 Rs. 5253 Variance of the distribution of wages 100 121 Which firm A or B pays to larger mount as monthly wages? Which firm A or B shows greater variability in individual wages?

An analysis of monthly wages paid to workers in two firms A and B, belonging to the same industry, gives the following results: Firm A Firm B No. of wage earners 586 648 Mean of monthly wages Rs 5253 Rs 5253 Variance of the distribution of wages 100 121 (i) Which firm A or B pays larger amount as monthly wages? (ii) Which firm, A or B, shows greater variability in individual wages?

An analysis of monthly wages paid to workers in two firms A and B, belonging to the same industry, gives the following results: Firm A Firm B No. of wage earners 586 648 Mean of monthly wages Rs 5253 Rs 5253 Variance of the distribution of wages 100 121 (i) Which firm A or B pays larger amount as monthly wages? (ii) Which firm, A or B, shows greater variability in individual wages?

An analysis of the weekly wages paid to workers in two firms A and B, belonging to the same industry gives the following results; Firm A Firm B No. of wages earners 586 648 Average weekly wages Rs. 2. Rs. 47.5 Distribution of wages 100 121 Which firm A or B pays out larger amount as weekly wages? Which firm A or B has greater variability in individual wages?

Two plants A and B of a factory show following results about the number of workers and the wages paid to them. A B No. of workers 5000 6000 Average monthly wages Rs 2500 Rs 2500 Variance of distribution 81 100 of wages.In which plant, A or B is there greater variability in individual wages?

Two plants A and B of a factory show following results about the number of workers and the wages paid to them. Plant A Plant B No. of workers 5000 6000 Average monthly wages Rs. 2500 Rs. 2500 Variance of distribution of wages 81 100 In which plant A or B is there greater variability in individual wages?

For two firms A and B belonging to the same industry the following data is given Find the combined variance of the two firms

An analysis of monthly wages paid to workers in two firms A and B, belonging to the same industry, gives the following result and no. of workers of firm A and B are 586 and 648 respectively No. of wage earners Firm A Firm B Mean of monthly wages Rs 5253 Rs 5253 Variance of the distribution 100 121 of wages (i) Which firm A or B pays larger amount as monthly wages? (ii) Which firm, A or B, show greater variability in individual wages?

An analysis of monthly wages paid to workers intwo firms A and B, belonging to the same industry, gives the following results: (i) Which firm A or B pays larger amount as monthly wages? (ii) Which firm A or B shows greater variability in individual wages?

An analysis of daily wages of casual laboures in two firms A and B belonging to the same industry gives the following result : If the combined mean is Rs 116.82 find the standard deviation of wages of all casual labourers in the two firms taken in together .

RD SHARMA ENGLISH-STATISTICS-All Questions
  1. The mean deviation of the series a , a+d , a+2d ,.....,a+2n from its m...

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  2. The following the record of goals scored by team a in football sess...

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  3. An analysis of monthly wages paid to the works of two firms A and B ...

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  4. Let x1, x2, ...... ,xn be values taken by a variable X a n d y1, y2,.....

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  5. The algebraic sum of deviations of 10 observations measured from 16 is...

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  6. Calculate the mean deviation about median from the following data: 340...

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  7. For a group of 200 candidates the mean and S.D. were found to be 40 an...

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  8. Find the mean deviation from the mean for the data: 6,7,10,12,13,4,8,2...

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  9. The scores of a batsman in ten innings are : 38,70,48,34,42,55,63,46,5...

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  10. Calculate the mean deviation about the mean of the set of first n natu...

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  11. Calculate the mean deviation about the mean of the set of first n natu...

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  12. Find the variance and standard deviation of the following data 5,12,3,...

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  13. Compute the variance and standard deviation of the following observa...

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  14. The number of telephone calls received at an exchange in 245 successiv...

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  15. Calculate mean deviation from the median for the following distribu...

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  16. The mean deviation for n observations x1, x2, ......... , xn from th...

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  17. Let x1,""x2,"". . . . . . ,""xn be n observations, and let bar x be t...

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  18. The scores of a batsman in 10 matches were as follows: 38,70,48,34,...

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  19. The mean and variance of 7 observation is 8 and 16. If five of the obs...

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  20. If for a sample of size 60, we have the following information sumxi^2=...

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