# 1 - www.lecturebook.com/homeworks/sho Assignm ent Stats 250...

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c. 0 out of 1 points Feedback: A bar chart is used to show the distribution of a categorical variable. It is not used as you describe. If you wish to compare the two variables you suggest, use a side-by-side boxplot, and don't lose information by turning your quantitative variable into a categorical one. Describe one graph that you might wish to create to look at your collected data in an appropriate way. Your Answer: Bar Chart of Category of Student (Freshman/Sophomore or Junior/Senior) and Hours on Facebook Per Day (Hours) X Axis would have the Category of Student (Freshman/Sophomore or Junior/Senior) Y Axis would have the Hours on Facebook would be split into: Less than 1, 1-2, 2-3, 3-4, 5+ (Hours). Solution: Histogram (according to sex or year of study category) to examine the distribution of the time spent actively on Facebook. d. 0 out of 1 points Feedback: This is not a bar chart. Bar charts show the distribution of a categorical variable. Describe another graph that you might wish to create to look at your collected data in an appropriate way. Your Answer: Bar Chart of Category of Student (Freshman/Sophomore or Junior/Senior) and Number of Friends (Hundreds of People) X Axis would have the Category of Student (Freshman/Sophomore or Junior/Senior) Y Axis would have the Number of Friends (Hundreds of People) This would probably be 1-100, 101-200, 201-300, 301-400, 401-500, 501+ people. Solution:
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## This note was uploaded on 01/26/2012 for the course STATS 250 taught by Professor Gunderson during the Winter '10 term at University of Michigan.

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1 - www.lecturebook.com/homeworks/sho Assignm ent Stats 250...

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