A Researcher Has Developed a Regression Model from Fifteen Pairs $\alpha$

Multiple Choice

A researcher has developed a regression model from fifteen pairs of data points.He wants to test if the slope is significantly different from zero.He uses a two-tailed test and $\alpha$ = 0.10.The critical table t value is _______.

A) 1.771
B) 1.350
C) 1.761
D) 2.145
E) 2.068