An opinion survey of STAT 250 students asked the following three questions: . Do you find the course interesting? (yeso) . Do you find the course challenging? (yeso) . Do you find the course useful? (yeso) The survey found that 52% think the course is interesting, 40% think the course is challenging and 65% think the course is useful. Additionally, 22% think the course is both interesting and challenging, 32% think the course is both interesting and useful and 23% think it is both challenging and useful. Finally, 15% think the course is interesting, challenging and useful. (Numerical answers to questions below should be reported to 3 decimal places)