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Choose the arithmetic mean of first n natural numbers.
Correct Answer Is : (n+1)/2 Find the mean of a grouped data where F29=162 for 20 number of persons. Correct Answer Is : 8.1 Find the l if the median class is 40-60 Correct Answer Is : 40 If the mean and mode of a grouped data is 5.5 and 7.5 the calculate the Median. Correct Answer Is : 6.17 approx. Check whether the empirical relation between Mean, Mode and median is Median = 3*mode+2*mean Correct Answer Is : FALSE What can we determine from the interaction of less than type and more than type of ogive. Correct Answer Is : Median The _____ of the point of interaction of the 2 ogives on the same axis give median. Correct Answer Is : Abscissa What is the method used for finding mean of grouped data. Correct Answer Is : All of these Find the mean of 44,34,25,64,7,89,23,34? Correct Answer Is : 40 The mean no. of days a student remains absent is 12.47 approx. from 40 student of a school. Find the ∑fiui ?
Correct Answer Is : 399