Which phrase best describes a rock? a. a chemical arranged in a lattice b. a gabbro of minerals c. a mixture of crystals d. a fire-formed crystal

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

Janet is rolling a number cube with the numbers one through six she record the numbers after each row if she rolls of keep 48 times how many times should she expect to roll a 4

Askateboard ramp is in the shape of a right triangle what is the height of the ramp