If We Are Testing the Difference Between the Means of Two

question 44

Multiple Choice

If we are testing the difference between the means of two normally distributed independent populations with samples of n₁ = 10, n₂ = 10, the degrees of freedom for the t statistic is ________.

• A) 19
• B) 18
• C) 9
• D) 8
• E) 20

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