The year Chau graduated college, he got a job as an entry-level software engineer working for a firm in the United States. His starting salary was
$79,000
. For the year Chau graduated, the starting salaries of all entry-level software engineers in the United States had a mean of
$72,000
and a standard deviation of
$2400
.
Find the
z
-score of Chau's starting salary relative to the starting salaries among all the entry-level software engineers in the United States for the year Chau graduated. Round your answer to two decimal places.