150 câu Trắc nghiệm tổng hợp Kinh tế lượng có đáp án (Phần 5)

A normal distribution has coefficients of skewness and excess kurtosis which are respectively:

1/20

A normal distribution has coefficients of skewness and excess kurtosis which are respectively:

0 and 0

0 and 3

3 and 0

Will vary from one normal distribution to another

Giải thích

Chọn đáp án: A