Math Chapter Wise question with answer

Q01 If the mean deviations about the median of the numbers a, 2a, 3a,..., 50a is 50, then |a| equals: English · EMRS PGT-2023 Q02 If the mean deviation about the median of the numbers a, 2a, 3a,.... 50a is 50, then |a| equals: English · KVS PGT 23-12-2018 Q03 The mean of 1, 3, 4, 5, 7, 4 is n. The numbers 3, 2, 2, 4, 3, p, 3 have mean n –1 and median q. Then p+q is English · LT 2018 TGT 2011 Q04 The weighted mean of first n natural numbers whose weights are equal to the square of the corresponding number is English · Rajasthan TGT 2016 Q05 If the sum of the deviations of 50 observations from 30 is 50, then the mean of these observations is: English · EMRS PGT-2023 Q06 The mean of the probability distribution of the number obtained on throwing a die having written 1 on three faces,... English · EMRS TGT-2023