The dot plot represents the scores of a group of students on an English test. If the dot plot is converted to a box plot, and the median would be drawn at

If jklm is a trapezoid, which statements must be true?

Will positive numbers always have a higher absolute value than negative numbers?

Let x have probability generating function gx (s) and let un generating function u(s) of the sequence uo, u1, satisfies p(x > n). show that the (1- s)u(s) = 1 - gx(s), whenever the series defining these generating functions converge.