All of the following statements regarding a Normal Distribution are true except:

The scores for your recent english test follow a normal distribution pattern. The mean was a 75 and the standard deviation was 4 points. What percentage of the scores were below a 67?

Your class just took a math test. The mean test score was a 78 with a standard deviation of 2 points. With this being the case, 99.7% of the class scored between what two scores?

The ages of the students at GW High School are normally distributed with a mean of and a standard deviation of years.

What is the proportion of students that are younger than years old?