you have a peice of yarn that's 12 1/2 ft long. you need to cut it into strips that are 1 1/4 ft long. how many strips will you have?

What is the size of the matrix resulting from

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

2/3(-6y+9x) expand each expression using the distributive property