John O'Hagan is considering upgrading the Web server equipment at OHaganBooks.com because of frequent crashes. The tech services manager has been monitoring the frequency of crashes as a function of website traffic (measured in thousands of visits per day) and has obtained the following model: c(x) = { 0.03 x + 2 0.05x+1 if 0 x 50 if x > 50 where c(x) is the average number of crashes in a day in which there are x thousand visitors. a) On average, how many times will the website crash on a day when there are 10,000 visits? 50,000 visits? 100,000 visits? (3 points) (3 points) b) Give a contextual interpretation of the slope value 0.03. c) Last Friday, the website went down eight times. Estimate the corresponding number of visitors. (4 points)