A validated survey, the Young Internet Addiction Test (YIAT), was used to measure internet addiction among 600 students. They found an average YIAT score of 30 points.

Say we know the general population has a YIAT score of 28 5. We are interested if the students in this sample have higher internet addiction scores than the general population.

ques 1: Determine the level of Type I error you will allow and state the alpha.