Nebraska Wesleyan University was the first Nebraska university to admit students without requiring them to submit SAT scores. The university said that when looking at students with a high school GPA of 3.5 or above, the students who applied without an SAT score achieved a similar college GPA to those who applied with a test score. The university collected a random sample of 50 students who took the SAT and a random sample of 50 who did not. Which of the following hypothesis test is best suited to verify this claim? 1.One mean, sigma known. 2.One mean, sigma unknown. 3.The mean of differences using dependent samples (paired data). 4.The difference of means, using independent samples 5.ANOVA