Select the correct answer. x probability 0 0.2 1 0.1 2 0.4 3 0.2 4 0.1 the probability distribution of x, a discrete random variable, is given in the table. what is the expected value of x? a. 0.8 b. 1.9 c. 2 d. 5

Of four points are collinear, they are also coplanar

Describe what moves you could use to create the transformation of the original image shown at right

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period. value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?