What is an outlier? How do you decide whether a data point is an outlier or not?
Answer to relevant QuestionsConsider the cumulative distribution function: a. What is it? b. How is it drawn? c. What is it used for? d. How is it related to the histogram and box plot? What is the median? How can it be found from its rank? Consider the percent change in housing values over a five-year period for regions of the United States, as shown in Table 4.3.5. a. Find the mean and median percent change in housing values. b. Find the five-number summary ...Consider the monthly sales of 17 selected sales representatives (in thousands of dollars): a. Find the average and median. b. Draw the box plot. Use the data set from problem 21 of Chapter 3 on poor quality in the production of electric motors. a. Find the average and median to summarize the typical level of problems with quality of production. b. Remove the two ...
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