Refer to the data on median family income in Table 7.1; a five-number summary is given in Section 7.3, page 148. What income value would be an outlier at the upper end, using the definition of an outlier on page 150? Determine if there are any outliers, and if so, which values are outliers.
Answer to relevant QuestionsRefer to the data on median family income in Table 7.1; a five- number summary is given in Section 7.3, page 148. a. What is the value of the range? b. What is the value of the interquartile range? Suppose you had a choice of two professors for a class in which your grade was very important. They both assign scores on a percentage scale (0 to 100). You can have access to three summary measures of the last 200 scores ...Suppose a set of test scores is approximately bell- shaped, with a mean of 70 and a range of 50. Approximately, what would the minimum and maximum test scores be? Refer to the test scores in the Exercise 4. a. Create a histogram for the test scores. b. Explain how you decided how many intervals to use for the histogram in part (a). c. Comment on the shape of the histogram in part (a). Mensa is an organization that allows people to join only if their IQs are in the top 2% of the population. a. What is the lowest Stanford-Binet IQ you could have and still be eligible to join Mensa? (Remember that the mean ...
Post your question