Gradebook X PRE ECON 260-Problem Based Le X course hero helping with assi * * Homework Help - Q&A from x Upload Documents for Free / X + X C O File | C:/Users/jamie/Downloads/ECON%20260-Problem%20Based%20Learning%20Assignment-Original%20question%20-%20Tagged%20(1).pdf 1 of 1 Q + | 0 Page view | A Read aloud | ) Add text | Draw " Highlight Erase Instructor: Dr. Kingsley Nwala Questions: A statistics class with 15 students has just taken their first examination for the semester. A sample of 11 scores out of the 15 students enrolled in the class showed the following in percentages: 80, 40, 90, 30, 50, 80, 60, 20, 45, 75, and 95? (a) Based on the information above, how well do you think the entire class of 15 students performed in this examination? Please, use statistical analysis to justify or support your answer. (b) Can you also estimate a possible percentage range of scores for the other remaining students not among the 11 sampled in that class? Another way to ask this question is, if your score was not among the 11 students sampled, what will your own range of scores be? Please, use statistical analysis to justify or support your answer. Type here to search O 88% 4 Rain... ~ 9 (). 11:17 AM 3/24/2022