If f(x)= -11x+7 find f(-9)

an advantage of the standard deviation is that it increases as the dispersion of the data increases. e. the interquartile range is preferred when the data are not skewed or no have outliers. an advantage of the standard deviation is that it uses all the observations in its computation.

answer is b  

20

hope you get this one right.

discount price = (original price)(1 – 0.15)

is the right answer   on edge