assignment2.pdf - Assignment 2 Include all answers to homework questions in one document and submit it online under Assignment 2 Textbook Homework

# assignment2.pdf - Assignment 2 Include all answers to...

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Assignment 2 Include all answers to homework questions in one document and submit it online under Assignment 2. Textbook Homework Questions From the OpenIntro textbook (Diez, Barr, and Çetinkaya-Rundel (2015)), do the following questions: 1.44, 1.46, 1.50, 1.56, 1.66 . In addition, answer the questions below. Additional Homework Questions Remember to load the openintro package for these homework exercises. We’ll also use the graphics package in this homework. require (openintro) require (graphics) Load in the email data. data (email) 1) Consider the histogram of the number of characters in the emails. # Make sure you install ggplot2 if you haven t already # install.packages( ggplot2 ) require (ggplot2) qplot (email \$ num_char, bins= 30 , xlab = "Number of characters in the email (in thousands)" ) 0 500 1000 1500 0 50 100 150 200 Number of characters in the email (in thousands) count 1

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How would you describe the shape? 2) Based on your answer to 1, what are the appropriate measures of center and spread for numchar ? Calculate the values of the appropriate measures.
• Spring '17
• Integers, E-mail, E-mail address, E-mail spam

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