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What Is the Correct Formula for Calculating Degrees of Freedom

Question 34

Multiple Choice

What is the correct formula for calculating degrees of freedom for an independent-samples t test?

A) df_t_otal = df_X - df_Y
B) df_total = df_X + df_Y
C) df_total = df_X + X₁
D) df_total = X₁ - X₂

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