Question

一組數(shù)據(jù)5，-2，3，x，3，-2，若每個(gè)數(shù)據(jù)都是這組數(shù)據(jù)的眾數(shù)，則這組數(shù)據(jù)的平均數(shù)是______．

Answer 1

若每個(gè)數(shù)據(jù)都是這組數(shù)據(jù)的眾數(shù)，則x=5，
所以這組數(shù)據(jù)的平均數(shù)是12÷6=2．
故填2．