Assignment_4_soln

Assignment_4_soln - Stat100,Spring2011 Assignment 4 Note:...

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Stat 100, Spring 2011 Assignment 4 Note: Most of the questions below need no more than a sentence or two for an answer. All questions come from the class text. Please do NOT make plots by hand. 1. Look at the data in Exercise 12.12. Don’t answer those questions. Answer these: a. Construct a histogram of these data b. What are the main features of the histogram in part a? c. Find the 5-number summary for these data (do not use a computer package for this part). d. Construct an interval for the middle 50% of the data.
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Stat 100, Spring 2011 2. Look at the data in Exercise 12.30. Don’t answer those questions. Answer these: a. Create a 5-number summary for each of the two data sets. Data A: n=11, so median position is #6:M=8.14. Q1 is median of first 5 observations = 3 rd position among them = 6.13 Q3 is median of last 5 observations = 3 rd position among them = 9.13 Min = 3.10 and Max = 9.26 So 5-number summary is: 3.10, 6.13, 8.14, 9.13, 9.26 Data B: n=11, so median position is #6: M=7.04.
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Assignment_4_soln - Stat100,Spring2011 Assignment 4 Note:...

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