Use the Following

Multiple Choice

Use the following
In 2005, the average score on the Mathematics portion of the ACT for males was 21.3 with standard deviation 5.3. The average score on the Mathematics portion of the ACT for females was 20.2 with standard deviation 4.8.
-What affect does increasing the sample sizes have on the spread of the distribution?

A) It increases the spread of the distribution.
B) It decreases the spread of the distribution.
C) It has no affect on the spread of the distribution.