The correlation coefficient between heights from the ground of two people on the opposite ends of a seesaw would be .

a. 1.0
b. 0
c. -0
d. cannot tell without further information

You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2

Will’s boss has asked him to compile the credit scores of everyone in his department. the data that will collected is shown in the table below. what is the mode of the credit scores in will’s department? (round to the nearest whole point, if applicable.) 634 667 644 892 627 821 857 703 654 a. 667 b. 722 c. 627 d. there is no mode in this group.

Asap! i need this done today and i really don’t understand it. some one ! will mark