In other words, the difference is more extreme than the critical value(s) used in the hypothesis test.   a)True  b)False

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  1. A researcher is studying the effects of using electronic devices like computers and cellphones before bed on people's quality of sleep.  The researcher finds that people who do not use their electronic devices within 1 hour before bedtime have a higher quality of sleep.  The difference in the quality of sleep of people who use their electronic devices within 1 hour before bed and those who do not have p-value = 0.03.   At α = 0.05, the difference in the sleep quality of these two groups of people is in the critical region.  In other words, the difference is more extreme than the critical value(s) used in the hypothesis test. 

     a)True

     b)False

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