Suppose We Are Given the Following Information: Sample Size,n,= 100

Multiple Choice

Suppose we are given the following information: Sample size,n,= 100
Standard error of slope of the regression line, = 2 = 100 + 4x
What is the critical value,t^*,that is used to compute an 80% confidence interval for ₁? (Note: Use software to compute the exact value. )

A) .84
B) 1.29
C) 1.98
D) None of the above