Answer:
5.6
Step-by-step explanation:
Sheryl got the following scores on her spelling tests.
95, 89, 99, 85, 82
Mean = sum of all observations/ Number of observations
Sum of all observations 
Number of observations = 5
So,
Mean 
Let M denotes the mean
Mean absolute deviation 
Put 
So,
Mean absolute deviation 
1326/102 = 13 feet
each floor is 13 feet tall
Answer:
It is in deficit.
Step-by-step explanation:
I got it right on the test
Answer:
21
Step-by-step explanation:
This is a substitution question,we are to substitute a given value in place of a certain letter
So let's solve
2x^2-x
And since x is given to be -3
So let's substitute
2(-3)^2-(-3)
2(9)-(-3)
18+3
21
So the final answer is 21