One-variable Statistics:Question 3 Mr. Burns compares the tests scores of two of his math
classes. The first class had a mean score of 82% and a
standard deviation of 6. The second class had a mean
score of 78% and a standard deviation of 4. Which
statement is true?
Select one:
O
The second class had a higher average score and the scores
of the first class were more consistent.
O
The second class had a higher average score and the scores
were more consistent
O
The first class had a higher average score and the scores of
the second class were more consistent.
о
The first class had a higher average score and the scores
were more consistent.