題組內容
一、今對一組樣本資料(x , y ), i =1,...,20 i i 配適一簡單線性迴歸模型Yi Xi i = β + β + ε 0 1 ,其中 i ε 為
i.i.d.N(0,σ2
)。已知F1,18,0.05 = 3.01, x = 6,
=15, ∑( xi−
)2 = 25, ∑( yi−
) 2= 208 ,
∑(xi −
)( y i −
) = 40。
=15, ∑( xi−
)2 = 25, ∑( yi−
) 2= 208 ,
∑(xi −
)( y i −
) = 40。