Each night you can count on getting either one two or three emails from your math teacher there is a 35% chance you will get one email a 40% chance you will get two emails and a 25% chance you will get two emails and a 25% chance you will get three emails what is the expected number of emails you will get on a given night?

Which statement best describes a square? a. a special rectangle that has four right angles b. a special trapezoid that has four sides of equal length c. a special rectangle that has four sides of equal length d. a special trapezoid that has four right angles

What is the missing constant term in the perfect square that starts with x^2 -20x

Suppose that an airline uses a seat width of 16.516.5 in. assume men have hip breadths that are normally distributed with a mean of 14.414.4 in. and a standard deviation of 0.90.9 in. complete parts (a) through (c) below. (a) find the probability that if an individual man is randomly selected, his hip breadth will be greater than 16.516.5 in. the probability is nothing. (round to four decimal places as needed.)