Average = Mean
To find the mean, add up the numbers and divide it by how many numbers there are.
So,

There are 5 numbers in total.

To do these types of division, ignore the decimal and add a 0 at the end.
So we can do:

And put back the decimal.
Hope this helps :)
The predicted value of y = 25
y = 3(5) + 10
= 15 + 10
= 25
Answer:
A
Step-by-step explanation:
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