# Question

Use the t statistic of Theorem 14.8 to construct a (1 – α)100% confidence interval formula for βi for i = 0, 1, . . . , k.

Theorem 14.8

Under the assumptions of normal multiple regression analysis,

Are values of random variables having the t distribution with n – k – 1 degrees of freedom.

Theorem 14.8

Under the assumptions of normal multiple regression analysis,

Are values of random variables having the t distribution with n – k – 1 degrees of freedom.

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