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PEARSON IIT JEE FOUNDATION-STATISTICS-LEVEL-1
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- The mean of first n odd natural numbers is (n^2)/(81) , then n= (a) 9...
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- The arithmetic of 12 observations is 15. If two observations 20 and ...
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- The arithmetic mean and mode of a data are 24 and 12 respectively, the...
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- The inter-quartile range of the observations 3, 5, 9, 11, 13, 18, 23, ...
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- Find the mean deviation from the mode for the following ungrouped data...
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- If the mean of the following frequency distribution is 5, then b = ...
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- The mean deviation of (a+b)/(2) "and" (a-b)/(2) (where a and b gt 0) i...
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- If the mean of x + 2, 2x + 3, 3x + 4 and 4x + 5 is x + 2, then find th...
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- The range of 15, 14, x, 25, 30, 35 is 23. Find the least possible valu...
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- Find the median of the following data. {:("Class Interval",f),(" "0...
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- In the following table, pass percentage of three schools from the year...
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- The Median of the following discrete series is {:(x(i),3,6,5,8,12,...
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- Which of the following does not change for the observations 23, 50, 27...
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