At a large state university, the heights of male students who are interscholastic athletes is approximately normally distributed with a mean of 74.3 inches and a standard deviation of 3.5 inches. the heights of male students who don’t play interscholastic sports (we’ll call them “non-interscholastics”) is approximately normally distributed with a mean of 70.3 inches and a standard deviation of 3.2 inches. you select an srs of 10 interscholastic athletes and 12 non-interscholastics. what is the probability that the sample mean of non-interscholastics is greater than the sample mean of interscholastic athletes?

12 point are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr?

Read the excerpt from the strange case of dr jekyll and mr. hyde what do dr. jekyll's thoughts reveal about him in this excerpt? [t]he inmates of my house were locked in the most rigorous hours of slumber, and i determined, flushed as i was with hope and triumph, to venture in my new shape as far as to my bedroom. i crossed the yard, wherein the constellations looked down upon me, i could have thought, with wonder, the first creature of that sort that their unsleeping vigilance had yet disclosed to he is jealous of those who can sleep through the night. he is revered for his scientific advances. he is interested in studying the movements of the stars he is proud and enthusiastic about his initial results.

Find the zeros of each function. f(x) = 6x^2 - 7x - 20