Listed below are the playing times (in seconds) of songs that were popular at the time of
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Listed below are the playing times (in seconds) of songs that were popular at the time of this writing. (The songs are by Timberlake, Furtado, Daughtry, Stefani, Fergie, Akon, Ludacris, Beyonce, Nickelback, Rihanna, Fray, Lavigne, Pink, Mims, Mumidee, and Omarion.) Use a 0.05 significance level to test the claim that the songs are from a population with a standard deviation less than one minute.
448 242 231 246 246 293 280 227 244 213 262 239 213 258 255 257
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