Answer:
9.75
Step-by-step explanation:
Answer:
39.2 is the mean
the deviation is 15.2
Step-by-step explanation:
the mean of a set of numbers is the sum divided by the number of terms = 39.2
the deviation measures the spread of a data distribution of the sample = 15.2
Answer:
54 keys
Step-by-step explanation:
If there are 6 keys on each of the nine key rings, you times 6 by 9 to get 54.
Answer:
its A.
Step-by-step explanation:
Greetings!
Solve for d.

Distribute the Parenthesis.



Reduce.

Add
-2/3 to both sides.

Simplify.


Add
-1/4d to both sides.

Simplify.


Divide both sides by
-1/12.

Simplify.


Reduce.


Hope this helps.
-Benjamin