:ֲֵ̬

ʽ:
[b,avg]=NormalIntervalAvg(x)
[b,avg]=NormalIntervalAvg(x,a)
[b,avg]=NormalIntervalAvg(x,a,S)

x:
a:Ŷ,ĬΪ0.95
S:׼,ôֵ,ʾδ֪׼ʱԾֵ;ʾڴ˱ע¶Ծֵ.

b:ص1*2ľ,ʾֵ
avg:صĵǰľֵ

ע:

1ıǵ

2ƽֵ

3ûеʱ,ͬ.

:
