Please see the PDF, I am having issues calculating the least squares regression line. Alongside the rest of this pdf. This is not homework, but a practice question for an upcoming exam. It would be great if I could have some help, and explanation! Thanks!!

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

Select the graph of the solution. click until the correct graph appears. |x| = 3

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.