Freshman 15 The Freshman 15 refers to the urban legend
Chapter 9, Problem 25(choose chapter or problem)
Freshman 15 The Freshman 15 refers to the urban legend that is the common beliefthat students gain an average of 15 lb (or 6.8 kg) during their freshman year. Refer to Data Set 4in Appendix B and consider the sample values in this format: (April weight) - (Septemberweight). In this format, positive differences represent gains in weight, and negative differencesrepresent losses of weight. If we use md to denote the mean of the April - Septemberdifferences in weights of college students during their freshman year, the Freshman 15 is theclaim that md = 15 lb or md = 6.8 kg. Test the claim that md = 6.8 kg using a 0.05 significancelevel with the 67 subjects from Data Set 4 in Appendix B. What do these results suggestabout the Freshman 15?
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