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The distribution of study times for first year students follows a Normal distribution with standard deviation = 55 minutes. Suppose a sample of 341 students found that the mean study time for these students was = 189 minutes per week. Use this to find a 95% confidence interval to estimate the mean study time for all students.
![The Distribution Of Study Times For First Year Students Follows A Normal Distribution With Standard Deviation 55 Minutes Suppose A Sample Of 341 Students Found class=](https://us-static.z-dn.net/files/d58/9af53f216e26486e7b9d8ad6e9a5b4d4.png)