Suppose the line of best fit is drawn for some data points. If the mean of the x-coordinates of the points is -5, and the mean of the y-coordinates of the
points is 7, the line must pass through which of these points?
O A. (7.-5)
B. (5, -7)
C. (-7,5)
D. (-5,7)

16 more than the product of 5 and p

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?