ChE253K Spring09 HW03 Problems.1

ChE253K Spring09 HW03 Problems.1 - ChE 253K - Applied...

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ChE 253K -- Applied Statistics -- Homework #3 Due Wednesday, February 18 at Lecture 1. IQR and Outliers by Hand Please calculate the Inter-quartile Range (IQR) and use the IQR test to find any outliers in the following data. X(i) = {850, 740, 900, 1070, 930, 850, 950, 880, 620, 800, 850, 880, 780, 790, 830} 2. Learning to use JMP Work through JMP Introductory Guide, Chapter 1, Steps 1 thru 6, and analyze the distribution of the TypingData.jmp sample file. Copy and paste your results window to a Word document and print. The Introductory Guide is highlighted to help you in ChE253K_JMP Introductory Guide.1.pdf 3. Data Distribution in JMP Create a JMP Data Table by opening ChE253K_HW03Data.1.xls. (Just use the Open command in the File menu; JMP imports Excel spreadsheets cleanly.) This spreadsheet contains the 1-year and 5-year return rates of 295 no-load mutual funds whose names begin with “A.” (Data courtesy of Scottrade.) Plot the histogram and calculate summary stats for the 5-year returns using JMP’s “Distribution” analysis. Adjust the histogram’s
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ChE253K Spring09 HW03 Problems.1 - ChE 253K - Applied...

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