2 years ago

I need help and so far i haven't got any help yet plz plz plz i need help

Mathematics

1 answer:

Elis [28]2 years ago

3 0

Answer:

20.9, 34

Step-by-step explanation:

How to find mean: add up all the numbers and divide by how many numbers

19, 19, 20, 20, 20, 21, 22, 22, 22, 22, 23

(19+19+20+20+20+21+22+22+22+22+23)/11=230/11=20.9(rounded)

If the new mean is 22, sum of all the numbers is 22 times 12=264

264-230=34(new player age)

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