Education In her first semester of college, Salali earned a grade of 82 in chemistry and a grade of 90 in speech.
a. The mean of the chemistry grades was 73, and the standard deviation was 3. Draw a normal distribution for the chemistry grades.
b. The mean of the speech grades was 80, and the standard deviation was 5. Draw a normal distribution for the speech grades.
c. Which of Salali's grades is relatively better based on standard deviation from the mean? Explain.