The average starting salary for graduates at a university is $25,000 with a standard deviation of $2,000.If a histogram of the data shows that it takes on a mound shape, the empirical rule says that approximately 68% of the graduates would have a starting salary between ___.
A)$23,000 and $27,000
B)$21,000 and $29,000
C)$19,000 and $31,000
D)$24,000 and $26,000
E)$26,000 and $28,000

Question

Quizplus · Accepted Answer

The empirical rule states that approximately 68% of data falls within one standard deviation of the mean. Here, $25,000 ± $2,000 gives the range $23,000 to $27,000.

The Average Starting Salary for Graduates at a University Is