Undergraduates' Test Scores 35 Undergraduate Students Who Completed Two Years of College

Essay

Undergraduates' Test Scores
35 undergraduate students who completed two years of college were asked to take a basic mathematics test.The mean and standard deviation of their scores were 75.1 and 12.8,respectively.In a random sample of 50 students who only completed high school,the mean and standard deviation of the test scores were 72.1 and 14.6,respectively. ​ ​
-{Undergraduates' Test Scores Narrative} Explain how to use the interval estimate to test the hypotheses.