Teachers at Central High School Earn a Mean Salary of $45,000,with

Multiple Choice

Teachers at Central High School earn a mean salary of $45,000,with a standard deviation of $2,500.Those at Midlands High School earn an average of $30,000,but a standard deviation of $7,000.Which of these two have the largest variation in salary?

A) Central High School
B) Midlands High School
C) Both have the same variation
D) Cannot discern from information given.
E) The standard deviation is not appropriate for this study.