Hi, i’m confused. can anyone help me? please

Solve this and show you’re work step by step ! -5 3/4+3h< 9 1/4 -

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

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section