Think back over your experience of studying MU123. Think about what has gone well, or what has not gone so well. (a) Describe one change that you have made, or plan to make, to your studying. (b) Explain why this change will make your studying more effective. If you think that no changes are necessary, then explain why. Question 2 - 17 marks Katie works for a science museum. She wants to know how long visitors spend at two different exhibits. She measures how long a sample of 20 visitors spend at each exhibit. The results for Exhibits A and B are in Table 1. Table 1 Time spent (in seconds) at two exhibits in a museum Exhibit A Exhibit B 300 150 180 280 10 290 80 310 290 280 180 200 210 170 250 300 20 70 190 220 25 15. 0 185 60 50 45 35 80 50 35 80 190 45 25 205 50 170 35 200 [1] [1]