Answer: 0.5
Step-by-step explanation:
1. I calculate the mean= sum of the data/number of data=
(3+5+4+4 )/4=16/4=4
2. I calculate distance between the data and the mean
|3-4|=|-1|=1
|4-5|=|-1|=1
|4-4|=0
|4-4|=0
3. Add the distances
1+1+0+0=2
4. Divide the sum by the number of data points
2/4=0.5
