Which of the Following Statements Is/are Correct About Calculating the SMD

question 17

Multiple Choice

Which of the following statements is/are correct about calculating the SMD effect size with single-system data?

• A)Divide the pooled standard deviation into the difference between the baseline and intervention means.
• B)Divide the intervention standard deviation into the difference between the baseline and intervention means.
• C)Never change the plus sign into a minus sign after the calculations are done.
• D)Never change the minus sign into a plus sign after the calculations are done.

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