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Billboard has speculated that the average length of a song on one of today's popular CDs is 3.75 minutes with a standard deviation of 0.75
Billboard has speculated that the average length of a song on one of today's popular CDs is 3.75 minutes with a standard deviation of 0.75 minutes. A randomly selected song of a particular new type of music is 5 minutes. Using the .05 level of significance, is this new type of music, represented by this one song, longer than popular songs in general?Use the five steps of hypothesis testing.
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