1.2 solutions

# Use the results and what you learned from class to

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Use the results and what you learned from class to give the best answers to questions 12-14. Variable N Mean SE Mean StDev Minimum Q1 Median Q3 Maximum Sick day 15 6.00 1.10 4.28 0 3.00 5.00 9.00 15.00 Note: the tails are equal in length

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Sick day 16 14 12 10 8 6 4 2 0 Boxplot of Sick day 12. According to the boxplot above, the shape of this data set is: a. Skewed right – the top tail is longer b. Skewed left – the bottom tail would have been longer 13. The 25th percentile is a. Around 5 b. Around 3 – the bottom of the box c. Around (9-5)/2=4.5 d. Around 9 14. The IQR of this data set is: SalaryProblem . The starting salaries (in dollars) of a random sample of all graduates from OSU from the year 1970 were analyzed. The results are shown below. Use the results and what you learned from class to give the best answers to questions 15-17. Variable Count Mean SE Mean StDev Variance Minimum Q1 Median Salary 125 24329 194 2164 4683459 18958 22663 24461 Variable Q3 Maximum Salary 26155 28123 15. What units is the standard deviation in? 16. Why would you say this data set is fairly symmetric?

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