SA = 1,226 in.² (Hope this helps!)
-8 and -9 because it is negative
104 ÷ 5.1 = 20.3921
Nearest tenth 20.4
Step-by-step explanation:
Step 1: Calculate the mean. Step 2: Calculate how far away each data point is from the mean using positive distances. These are called absolute deviations. Step 3: Add those deviations together. Step 4: Divide the sum by the number of data points.
The answer to the question