Answer this question based on the number line shown. The distance from a point to point C is 1, and the distance from that same point to point B is 4. The point must be .

point A
between D and A
point D
between C and A

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