2. use the standard deviation and mean of the sampling distribution to describe an interval that includes most of the sample means.

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36