Answer :

Moonnose

Answer:

8

Step-by-step explanation:

Add up all the numbers then divide that by how many numbers you had.

13+4+3+12=32

32÷4=8

Answer: 8

Step-by-step explanation:

To work out the mean, you need to first add all the numbers together, so

13+4+3+12=32

Then divide by 4 as there are 4 numbers.

This gives you 8

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