Which of the Following Is the 95% Confidence Interval for the Regression

question 123

Multiple Choice

Which of the following is the 95% confidence interval for the regression coefficient β₁, if df = 30, b₁ = −2 and s = 3?

• A) [−5.00, −1.00]
• B) [−7.88, 3.88]
• C) [−7.09, 3.09]
• D) [−8.13, 4.13]

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