lab1 - STAT 350 – Spring 2009 Lab #1 Solution Histograms...

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Unformatted text preview: STAT 350 – Spring 2009 Lab #1 Solution Histograms For the following problems, use the data in the accompanying Excel file. This assignment is to be done using Minitab. This assignment should be typed using Word or a similar word processing program. Figures should be pasted from Minitab into Word. 1. For this problem, use the data on the worksheet labeled "Data for Problem 1" in the accompanying Excel file. a. Create a frequency histogram of this data using cut points: 0, 5, 10, 15, . . . , 55, 60 60 50 40 30 20 10 25 20 15 10 5 Prob 1 Frequency Histogram of Prob 1 b. Create a density histogram of this data using cut points: 0, 5, 10, 15, . . . , 55, 60 60 50 40 30 20 10 0.06 0.05 0.04 0.03 0.02 0.01 0.00 Prob 1 Density Histogram of Prob 1 c. Compare the histograms you produced in parts (a) and (b). Answers will vary . You should notice that the relative heights of the bars is unchanged. Except for the labeling and scale of the y-axis, these histograms look identical. Lab #1 Solution Page 1 of 4 d. Create a frequency histogram of this data using cut points: 0, 2, 4, 6, . . . , 58, 60 60 50 40 30 20 10 16 14 12 10 8 6 4 2 Prob 1 Frequency...
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This note was uploaded on 02/16/2010 for the course STAT 350 taught by Professor Staff during the Spring '08 term at Purdue.

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lab1 - STAT 350 – Spring 2009 Lab #1 Solution Histograms...

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