Answer:
33.75.
Step-by-step explanation:
The mean = sum of the numbers / the number count
= (34 + 31 + 32 + 38) / 4
= 135 / 4
= 33.75.
Just expand it, high-schooler, and what does <span>B.B.ghdedfggggnmngffdgbh mean
</span>
Yes it does not, i want my free points
Answer:
7.
Step-by-step explanation:
Range = highest value - lowest
= 9 - 2
= 7.
The average of the first three is 83 (85 + 90 + 74)/3
The average of the next 3 is 86.
The difference is 3