Describe the design of an experimental study that could determine whether you send a text message faster before or after you exercise.

Explain how you can use the associative property to evaluate (7x50)x4.

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

Secant be and cf intersect at point d inside a what is the measure of cde