[9 8 7 7 6 5]为来自正态分布总体的样本观测值 则总体方差的矩估计量为()。
已帮助 人
回答
共1条回复-
0.1618,48.1239;[-44.3454,44.6690],[31.0107,105.9720]
0.1618,48.1239;[-44.3454,44.6690],[31.0107,105.9720]