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RD SHARMA ENGLISH-STATISTICS-All Questions
- Let x1, x2, ...... ,xn be values taken by a variable X a n d y1, y2,.....
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- The algebraic sum of deviations of 10 observations measured from 16 is...
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- Calculate the mean deviation about median from the following data: 340...
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- For a group of 200 candidates the mean and S.D. were found to be 40 an...
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- Find the mean deviation from the mean for the data: 6,7,10,12,13,4,8,2...
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- The scores of a batsman in ten innings are : 38,70,48,34,42,55,63,46,5...
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- Calculate the mean deviation about the mean of the set of first n natu...
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- Calculate the mean deviation about the mean of the set of first n natu...
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- Find the variance and standard deviation of the following data 5,12,3,...
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- Compute the variance and standard deviation of the following observa...
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- The number of telephone calls received at an exchange in 245 successiv...
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- Calculate mean deviation from the median for the following distribu...
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- The mean deviation for n observations x1, x2, ......... , xn from th...
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- Let x1,""x2,"". . . . . . ,""xn be n observations, and let bar x be t...
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- The scores of a batsman in 10 matches were as follows: 38,70,48,34,...
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- The mean and variance of 7 observation is 8 and 16. If five of the obs...
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- If for a sample of size 60, we have the following information sumxi^2=...
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- The mean and standard deviation of 20 observations are found to be ...
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- Consider the numbers 1,2,3,4,5,6,7,8,9,10. If 1 is added to each num...
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- If for distribution of 18 observations sum(xi-5)=3a n dsum(xi-5)^2=43 ...
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