Suppose there were 2,873 athletes who competed in the 2014 winter olympics. of those athletes, 163 were from switzerland. what percentage of these athletes were from switzerland? round your answer to the nearest tenth of a percent.

An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e. g. 98.7654). x f(x) 0 1 2 3