For the Model Y = β₀ + β₁x + β₂d₁

question 12

Multiple Choice

For the model y = β₀ + β₁x + β₂d₁ + β₃d₂ + ε, which of the following tests is used for testing the joint significance of the dummy variables d₁ and d₂?

• A) F test
• B) t test
• C) chi-square test
• D) z test

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