In a study of adult smokers who wanted to quit, 657 subjects were randomly assigned to one
Question:
(a) What type of experimental design is this?
(b) What is the response variable?
(c) What are the treatments? How many levels does the treatment have?
(d) Explain why it is not appropriate to use a one-way ANOVA to analyze the effectiveness of e-cigs with nicotine. Suggest an appropriate analysis.
(e) The results of the study are shown to the right. Using the procedure suggested in part (d), perform the analysis regarding the effectiveness of the treatment. Be sure to state the null and alternative hypotheses.
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Related Book For
Statistics Informed Decisions Using Data
ISBN: 9780134133539
5th Edition
Authors: Michael Sullivan III
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