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OSWAL PUBLICATION-DIKSHA QUESTIONS -UNIT -VII: Statistics and Probability (Statistics) (Short Answer Type Questions )
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- Find the unknown values in the following table :
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- The mode of a distribution is 55 and the modal class is 45-60 and the ...
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- Find the mean of 30 numbers given mean of ten of them is 12 and the me...
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- The mean of 5 numbers is 10 . If 3 decrease each number , find the mea...
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- The mean of 6, 6+2x , 5 and 8 and 8+3x is 20 . Find the value of x .
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