A set of n = 15 pairs of scores (x and y values produces a correlation of r = 0.40. if each of the x values is multiplied by 2 and the correlation is computed for the new scores, what value will be obtained for the new correlation?

U = y / xk solve for x

What is the product? (negative 3 s + 2 t) (4 s minus t)

Jill had three full pans of brownies each pan made 10 brownies she gave 3/8 of the brownies to her friends how many brownies did Jill giveaway

A football team gains 8 yards in one play (8), then loses 5 yards in the next (-5). What is the teams total yardage for the two plays?

A movie rental company charges a $50 annual fee, then $2 for each movie you rent. what is the average cost per movie if you rent 25 movies in a year

Find the radius of a circle that has this measurement. d=2.25cm

Lisa finds a hat that this already marked down. the price tag shows that the original price was $36.00. the marked down price is 27.00. what percent has the hat been marked down? explain

Find the multiplier that corresponds to a 10% increase

What's the algebraic expression of "15 less than a number squared"?

Nathaniel can't remember exactly how many cupcakes Haley and Virgil made for the Halloween party but he did remember that all together Haley and Virgil and he had made 156 cupcakes he also remembered that he and Haley and made 110 and he and Virgil