Does anybody know this one?

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

How can you find the mean absolute deviation (mad) for this set of data?

What are two numbers that add up to -9 and multiply to -10 best answer gets branliest and 100 extra points