Respuesta :

yminose731

Answer:

20

Step-by-step explanation:

to find the mean, it means to find the average.

steps:

first, you add up all the numbers.

then you divide that total number by the total number of numbers you have.

and that is ur answer!!

17+19+21+23=80          add up all numbers

80÷4=20                      divide total by the amount of numbers

The average/mean is 20.

plz give brainliesttttt

ashley54899

Answer:20 is the mean

Step-by-step explanation:

if you add them all you get 80 then divide it by 4 because its 4 numbers and ya get 20

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