A group of statistics students decided to conduct a survey at their university to estimate the average (mean) amount of time students spent studying per week. They sampled 554 students and found a mean of 22.3 hours per week.

1. Assuming a population standard deviation of six hours, what is thestandard errorof the 95% level of confidence?
2. What is the Margin of error of the 95% level of confidence?
3. Is it reasonable to assume that students spend at least 26 hours studying each week? Please show work