Question

the sum 20 observation is us 500 , then the mean is?​

Answer 1

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Answer:

25

Step-by-step explanation:

mean = sum of observations / total number of observations

= 500/20

= 25

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Answer 2

Answer:

25

Step-by-step explanation:

Mean = sum of observations/ total no. of observations

500/20

25

Therefore mean = 25