[4pts] In the dusty archives of Geisel library, you come across an ancient study on the breeding habits of raccoons. The study reports a 90% CI for the average number of cubs that a female raccoon births in a year and finds it to be [1.8, 2.1], using a sample of 42 female raccoons. Unfortunately, the page that listed the sample mean and SD for the study is lost to the ages. Reconstruct the sample mean and SD and use them to find a 95% CI for the same data