Question: What is a Confidence Interval and what information is required
What is a Confidence Interval, and what information is required to set up a confidence interval?
Answer to relevant QuestionsWhat is a sampling distribution? What do we know about the shape and characteristics of the sampling distribution for M, the sample mean? Why do reported or "nominal" p values often seriously underestimate true risk of Type I error? 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? What are the goals of data screening? In Table 5.4 are some of the data obtained in a small experiment run by one of my research methods classes to evaluate the possible effects of food on mood. This was done as a between subjects study; each participant was ...
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