:ֲֵ̬

ʽ:
[b,avg]=NormalIntervalAvgTwo(x,y)
[b,avg]=NormalIntervalAvgTwo(x,y,a)

x:ĵһ
y:ĵڶ
a:Ŷ,ĬΪ0.95


b:ص1*2ľ,ʾֵ
avg:صĵǰľֵ

ע:

1ı

2ƽֵ֮

3Ǽķδ֪

:
