130 Chapter 3 Numerically Sugnmariaing Data (a) Compute the e score correspondin

Question

130 Chapter 3 Numerically Sugnmariaing Data (a) Compute the e score corresponding to 5.05. Inter pret this resalt. 1.57 (e) Compute the interquartile range, IQR. 03 (d) Determine the lower and upper tences, Are thete any outiers, according to this criterion? I3. Concentration of Dissolved Organic Carbon The fol- owing data represent the concentratios of organic car bon (mgl) collected from organic soil. 22.74 29.8271 16.51 651 881 30.91 14.86 15.91 15.35972 193 14.86 09 17.9 18.3 529 20.46 149 3.67 74 175 14 53 15.72 20.46 11A 10.3 16.87 15.42 2249 Soarce Lha Emili, Ph D. Candidate, Ueiversity of Waterloo (a) Compate the z-score corresponding to 20.46. Inter pret this result. 0.61 (b) Determine the quartiles (c) Compute the interquartile range, 10R1012 (d) Determine the lower and upper fences Are there any A outliers, according to this criterion? 5.17, 36.31, No 6. 14. Concentration of Dissolved Organic Carbon The fol- lowing data represent the concentration of organic car- bon (mg/l) collected from mineral soil. 9.29 8.5 10.3 5.5 8.05 10.72 2182 22.62 10.74 3.02 7.45 1133 71 12.57 12.89 981 17.99 214 391 1156 21 1089 7 3.99 379 4.71 7.66 11.72 118 9.6 37 92 179 31 1692 4.6 7.9 8.5 48 4.9 9.1 1.72 4.85 1197 7.85 8.79 Source: Lisa Emili, Ph D. Candidate, University of Waterloo (a) Compute the z-score corresponding to 17.99. Inter- pret this result. 1.60 (b) Determine the quartiles. (c) Compute the interquartile range, IQR. 4.61 (d) Determine the lower and upper fences Are there any outliers, according to this criterion? 0.195, 18.635,Yes 15. Rates of Return of Stocks Stocks can be categorized by industry. The following data represent the five-year rates of return for a simple random sample of financial stocks and energy stocks ending December 28,2001. (a) Determine whether there are any outliers in either industry. (b) Draw histograms for these data, and label the out- liers if any

Explanation / Answer

The answer to all the questions is already correct.

Please specify the question you want help with. Will be pleased to help. :)

Related Questions

Navigate

• Browse (All)
• Browse 1
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.