uuesuon 1:) 0 out of 2 points If the t ratio for the slope of a simple linear regression equation is equal to 1.614 and the critical values of the t distribution at the 1% and 5% levels of significance, respectively, are 3.499 and 2.365, then the slope is Selected Answer: significantly different from zero at the 5% level but not at the 1% level Answers: not significantly different from zero significantly different from zero at both the 1% and the 5% levels significantly different from zero at the 1% level but not at the 5% level significantly different from zero at the 5% level but not at the 1% level