I pick a. Is it correct?

Which of the following measurements is likely to have the least variation (the smallest standard deviation)?
a. The volume of liquid in a simple of unopened 2-liter bottles of sodas.

b. The SAT scores of a class of graduating high school seniors.

c. The individual heights if children, measured in inches, in a randomly selected class of 6th grade students.

d. The miles per gallon in a randomly selected sample of cars from the freeway.

1 answer

I would agree