smartphones. you collect an SRS of n=75 students and obtain x= 3.17 hours with s=1.36 hours a) report the 95% confidence interval for u, the average number of hours per month that students at your university use the internet on a computer b) use this interval to test whether the average time for students at your university is different from the average reported by Nielsen. Use the 5% significance level. Summarize your results

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