For 1, 2 and 3

a) not reject the null that position does not affect salary. b) reject the null that position does not affect salary. c) neither reject nor fail to reject the null that position does not affect salary. d) tell position affects salary, but can’t determine the significance level. 15. Consider the R2 applicable to the model y = 0 + 1x1 + 2x2 + u. ................
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