A survey reported that the mean starting salary for college graduates in the spring of 2011 was $33 176. Assume that the distribution of starting salaries follows the normal distribution with a standard deviation of $3 500. What percent of the graduates have starting salaries:
a. Between $30 000 and $38 000? (Round final answer to 4 decimal places.)
Probability
b. More than $42 000? (Round final answer to 4 decimal places.)
Probability
c. Between $38 000 and $42 000? (Round final answer to 4 decimal places.)
Probability