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For each essay assignment, answer both essay questions using a minimum of 300 words for each essay.
• Provide an example of a scenario where the measures of central tendency are skewed as a result of outliers. How can such a situation be identified and addressed? Next, provide an example of what information SS provides us about a set of data. Under what circumstances will the value of SS equal 0 and is it possible for SS to be negative?
• What is a sampling distribution? What does the knowledge of σ contribute to a researcher’s understanding of the theoretical sampling distribution (regarding its characteristics and shape)? Contrast a t distribution from that of the standard normal distribution. In what ways might N affect the CI?