APFIVE Margin of Error for Regression Slope
A regression analysis produced the following statistics for the slope of a least-squares regression line: b₁ = 2.5, t = 3.125, p = 0.004, and df = 24. For a 95% confidence interval, the critical value is t* = 2.064. What is the margin of error for the confidence interval for the slope?
A
1.65
B
5.16
C
0.80
D
2.5
Question Leaderboard
Not enough data yet to show leaderboard.