A survey given to a random sample of 250 students at a small University asks which facility they use most often. The results are shown in the table above. If the results of the sample are projected to the entire student population 1,000 students, which of the following is the difference in the number of students who most often use the Union compared to the students who most often use the Music Hall? Recreation Center Library Union Music Hall 60 80 70 40
A.120***
B. 280
C. 160
D. 300
2 answers
looks good
120