A researcher has developed the regression equation y = 2.164 + 1.3657x,where n = 6,the mean of x is 8.667,S_xx= 89.333,and S_e= 3.44.The researcher wants to test if the slope is significantly positive,and he chooses a significance level of 0.05.The critical t value is ______. A) 2.776 B) 2.132 C) 2.015 D) 1.943 E) 1.782

Question

Quizplus · Accepted Answer

The critical t value for a two-tailed test with n-2 = 4 degrees of freedom at a significance level of 0.05 is 2.132.

A Researcher Has Developed the Regression Equation Y = 2