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The Regression Equation Is Ŷ = 30 + 2

Question 79

Multiple Choice

The regression equation is Ŷ = 30 + 2.56X,the sample size is 14,and the standard error of the slope is 0.97. What is the critical value to test the significance of the slope at the 0.05 significance level?


A) z = ±1.96
B) t = ±2.179
C) t = ±2.145
D) t = +2.145

Correct Answer:

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