Question: 4. When the correct df for the independent-samples t test is 1. df = df1 + df2 2. Satterthwaites df 3. df = n1 +

4. When the correct df for the independent-samples t test is 1. df = df1 + df2 2. Satterthwaite’s df 3. df = n1 + n2 − 1 4. df = n1 + n2?

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