Do Homework -Chapter 113-Homework /www.mathxl.com/Student/PlayerHomework.aspx?homeworkld=597425411&questionld=1&flushed=false&cld=6503795&b... Not syncing . .. Elementary Statistics Section 04P Summer 2021 CO Rheanna Paulk & | 07/23/21 8:41 PM Homework: Chapter 11.3-Homework Question 2 > Score: 0 of 1 point Save Two researchers conducted a study in which two groups of students were asked to answer 42 trivia questions from a board game The students in group 1 were asked to spend 5 minutes thinking about what it would mean to be a professor, while he students in group 2 were asked to think about soccer hooligans. These pretest thoughts are a form of priming. The 200 students in group 1 had a mean score of 24.8 with a standard deviation of 4 4, while the 200 students in group 2 had a mean score of 16.1 with a standard deviation of 2 5. Com deviation of 2.5. Complete parts (a) and (b) below. (a) Determine the 95% confidence interval for the difference in scores, 1 -2. Interpret the interval. (Round to three de ces as needed.) (b) Interpret the interval. Choose the correct answer below. A. The researchers are 95% confident that Group 1 on the average will answer (|to ) LOWER than Group 2 O B. The researchers are 95% confident that Group 1 on the average will answer (to ) HIGHER than Group 2. O C. The researchers are 95% confident that My = 12 O D. None of These Click to select your answer(s) and then click Check Answer. Clear All Check Answe Ask My Instructor Print 5:41 PM 7/23/2021 insert prt sc 1 4+ " 144 7. 4