PLZ HELP NEED ANSWER QUICK

2 answers:

7 0

87+87+81+86+89+83+89= 602. Divided by 7 because that’s how many numbers there were is 86 and that is your mean/average.

3 0

Mean: 87+87+81+86+89+83+89= 602
602/7=86

I hope this helps!!!!!!

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