• E-mailsDownload .TXT file Open in Data Desk ?Link
  • Methods: Center, Data Display, Display Quantitative Variable, Shape, Spread, Summaries
  • Source: Velleman personal communication
  • Number of Cases: 155
  • Story:

    A university teacher saved every e-mail receive from students in a large introductory statistics class during one term. He then counted, for each student who had sent him at least one e-mail, how many e-mails each student had sent. What is the distribution of e-mail communications?


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