For the data set 16, 17, 18, 19, 30, the mean is 20. What is the mean absolute deviation?
A. The mean absolute deviation is 16.
B. The mean absolute deviation is 4.
C. The mean absolute deviation is 20.
O
D. The mean absoluta deviation is 5.
O

What is the vertex form of f(x) = x2 + 6x + 3

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π

Select all the correct locations on the table. consider the following expression. 76.493 select "equivalent" or "not equivalent" to indicate whether the expression above is equivalent or not equivalent to the values or expressions in the last column equivalent not equivalent 343 equivalent not equivalent 49 78.498 78.498 75.493 equivalent not equivalent 75.7 equivalent not equivalent