551. The most frequent value in data is called ________________?
552. H.M. _____ G.M. _______ A.M?
553. The sum of square of deviation is least when measured from ____________?
A. Arbitrary value
554. If the smallest observation in a data is decreased, the average which is not affected is______________?
D. Harmonic mean
555. Median = Q2 = D5 =_________________?
556. __________ deviation taken from A.M. is always equal to zero?
557. Mean is relatively ____ measure?
558. Third quartile = Q3 = ____________?
D. None of these
559. In moderately skewed distribution if _________________?
A. Mode = 3 median – 2 mean
B. Mode = 2 median -3 mean
C. Median = 2 median-3 mean
D. Mean- mode
560. Deciles means are 1/( )?