Which of the following r-values represents the strongest correlation?
A. -0.71
B. -0.61
C. -0.51
D. -0.81

Bradley hikes 12 miles in 3 hours. in relation to bradley’s hike, which statement describes the expression

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

You're locked out of your house. the only open window is on the second floor, 25 feet above the ground. there are bushes along the edge of the house, so you will need to place the ladder 10 feet from the house. what length ladder do you need to reach the window?