Q. 33.7( 3 Votes )
The mean of n observations is . If each observation is multiplied by k, the mean of new observations is
= k (Mean)
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Find the missing frequencies in the following frequency distribution if it is known that the mean of the distribution is 50.
In a frequency distribution, the mild-value of a class is 10 and width of each class is 6. The lower limit of the class isRS Aggarwal & V Aggarwal - Mathematics
Find the median of the following data
92, 35, 67, 85, 72, 81, 56, 51, 42, 69RD Sharma - Mathematics