What is the first quartile, q1, of the data set? {36, 45, 79, 80, 82, 85, 90} enter your answer in the box. q1 =

Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e. g. 98.765).

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers

Atransformation t : (x, y) (x-5,y +3) the image of a(2,-1) is