1) Examine all regression coefficients in this expression:
E= 1,000 - 0.2P + 0.13Y + 0.8A R2 = 0.75
(2.32) (0.42) (3.23) (4.00) N=30
and point out which are statistically significant and which are not, and explain why.
2) Interpret one of the significant regression coeffecients.