Ineed and fast.
a) 88
b) 128
c) 164
d) 304
e) 344

B

Step-by-step explanation:

1-

fill X and y in so x turns into 6 and y turns into -4

2-

Work out the square root

3-

Work out the multiplications from left to right

4-

and there is the Anwser

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.

step-by-step explanation: