For the following setting, (a) describe the parameter of interest, and (b) state the appropriate hypotheses for a significance test. According to the website sleepdeprivation.com, 85% of teens are getting less than eight hours of sleep a night.  Jannie wonders whether this result holds in her large high school.  She asks an SRS of 100 students at the school how much sleep they get on a typical night.  In all, 75 of the responders said less than 8 hours.

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