1. A researcher wishes to determine if the college students with a "B or better" average have attained more flying hours by the end of their first semester of college than those that have a "below B" average at the end of the first semester. The researcher surveys 20 randomly chosen college students, 10 in each of the two categories, that are also student pilots and records their flight hours as well as their GPA (noted as "below B" and "B or better". The researcher believes that all students with a "B or better" average will have more flying hours by the end of their first semester than all students with a "below B" average. Assume alpha = 0.05. Assume that the population that the data came from is normally distributed. Following are the survey results: