The owner of a local shop made a list of how much she pays her employees by the hour. Which measure of central tendency would the store owner use if she wanted to argue that the employees are paid well?

A. the mean
B. the median
C. the mode
D. the range

The mean

Step-by-step explanation:

f is the midpoint of

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,