The price of a community pool membership has a one-time sign-up fee and a monthly fee. the price can be modeled by the function y = 20x + 50, where x is the number of months. what is the slope, and what does it represent? (1 point) 1. 20; it represents the monthly fee 2. 20; it represents the one-time sign-up fee 3.50; it represents the monthly fee 4. 50; it represents the one-time sign-up fee

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