Answer:
The mean is 28.3 or 28
I added it all and then divided it by how many different numbers there were.
Answer:

Step-by-step explanation:
Answer:
32.34
Step-by-step explanation:
9.35 + 9.35 + 6.82 + 6.82=32.34
Your welcome.
Answer:
3
Step-by-step explanation:
3 squared is 9 which would make 3 the square root of 9
Answer:
-4
Step-by-step explanation: