Suppose a researcher writes in a journal article that “the obtained p was p = .032; thus, there is only a 3.2% chance that the null hypothesis is correct.” Is this a correct or incorrect statement?
Answer to relevant QuestionsA p value can be interpreted as a (conditional) risk that a decision to reject Ho is a Type I error, but the p values reported in research papers are valid indications of the true risk of Type I error ONLY IF the data meet ...What is an α level? What determines the value of α? What potential problems should you look for in the univariate distributions of categorical and quantitative scores? What is 2? Assuming that a researcher hopes to demonstrate that a treatment or group membership variable makes a significant difference in outcomes: which term does the researcher hope will be larger: MSbetween or MSwithin? Why?
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