Silicon wafers are used in the manufacture of integrated circuits. Of the wafers manufactured by a certain process, 13% have resistances below specification and 5% have resistances above specification. If a randomly chosen wafer has a resistance that does not meet the specification, what is the probability that it is too low?

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?

Can somebody 1. what is the formula for finding the vertical distance between two points on a coordinate plane?

Find the distance between (7,-6) and (-3,-9)