微信扫一扫
实时资讯全掌握
Consider the following estimated regression equation, with calculated t-statistics of the estimates as indicated:
AUTOt = 10.0 + 1.25 PIt + 1.0 TEENt – 2.0 INSt with a PI calculated t-statstic of 0.45, a TEEN calculated t-statstic of 2.2, and an INS calculated t-statstic of 0.63.The equation was estimated over 40 companies. Using a 5% level of significance, which of the independent variables significantly different from zero? A. PI and INS only. B. PI only. C. TEEN only. |