Don’t call me in a september 28, 2008, article titled "letting our fingers do the talking," the new york times reported that americans now send more text messages than they make phone calls. According to a study by nielsen mobile, "teenagers ages 13 to 17 are by far the most prolific texters, sending or receiving 1742 messages a month. " mr. Williams, a high school statistics teacher, was skeptical about the claims in the article. So he collected data from his first-period statistics class on the number of text messages and calls they had sent or received in the past 24 hours. Here are the texting data:



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