The <span>Mean Absolute Deviation of 7,9,6,6 is 1 hope it helps <3</span>
First you gotta distribute.
4 (1.75y - 3.5) + 1.25y
4 * 1.75 y = 7
4* (-3.5) = (-14)
7y - 14 + 1.25y
Combine like terms
8.25y - 14
135
with math any absolute number cant be negative so you just make it positive
