What is the standard deviation of the following data set?
4, 8, 13, 6, 9, 11, 18, 22, 5, 14

50 plz, given the system of equations, match the following items. x + 3 y = 5 x - 3 y = -1 a) x-determinant b) y-determinant c) system determinant match the following to the pictures below.

Jorge wants to determine the enlarged dimensions of a digital photo to be used as wallpaper on his computer screen. the original photo was 800 pixels wide by 600 pixels high. the new photo will be 1,260 pixels wide. what will the new height be?

Which of the following statements would be sufficient to prove that parallelograms pqrs is a rectangle ?