Frank buys p pounds of oranges for $2.29 per pound and the same number of pounds of apples for $1.69 per pound. what does the expression 2.29p 1.69p represent

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