Statistics Solutions

[See Solution] A researcher wants to evaluate the effectiveness of a new drug rehabilitation program. 10 participants are evaluated at the beginning, at the

Question: A researcher wants to evaluate the effectiveness of a new drug rehabilitation program. 10 participants are evaluated at the beginning, at the end and 3 months after completing the program. Ratings are on an interval scale, and lower ratings indicate less drug dependence than higher ratings. The data are contained in ‘Activity 8_Exercise2.sav’ data file.

State the dependent and independent variable.
What type of ANOVA is appropriate here? Why?
State the null and alternative hypotheses.
Run the appropriate ANOVA
What are the assumptions and are they satisfied?
Is post-hoc analysis needed? Why or why not?
What is your conclusion?

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[See Solution] A researcher wants to evaluate the effectiveness of a new drug rehabilitation program. 10 participants are evaluated at the beginning, at the

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