we know that
Erika earns
per hour
so
By proportion
Find how much she earn during the total hours of two weeks
The total hours of two weeks is equal to


therefore
<u>the answer is</u>

Answer:


Step-by-step explanation:




Step-by-step explanation:
AFE-BFD<---------------
Answer:
32.666666666667
http://www.alcula.com/calculators/statistics/mean-absolute-deviation/
Insert data and it will calculate the (MAD).