Part 3) DOES SOCIAL MEDIA AFFECT GRADES? - 5 pts

The dean at a local university is concerned about what affects the GPAs of students. A study is done to

see if students who use social media extensively have lower GPAs than students who do not use social media extensively. Two random samples of students were taken from the university and the sample statistics are below:

Population	Sample Size	Sample Mean	Sample Standard Deviation
Students use social media extensively	n1= 135