### MS 150 Statistics Spring 2003 Quiz 5 • Name:

The following table contains data on FSM residents ages 15 to 74 years old who migrated internally within the FSM to find employment. Internal employment is when a person leaves their own state in the FSM and finds work in another state in the FSM. The x data is a bin value, actually a middle of the interval value. Use the values provided to calculate a mean age at which FSM residents migrate internally in search of employment.

age in years (x) number of people (f) p(x)
224570.68__________
371350.20 __________
52560.08 __________
67230.03 __________
6711.00__________
1. __________ What is the average age at which an FSM resident migrated for employment purposes?

1. Is A a normal curve? ______ Why or why not?
2. Is B a normal curve? ______ Why or why not?
3. Is C a normal curve? ______ Why or why not?
4. Is D a normal curve? ______ Why or why not?
5. Is E a normal curve? ______ Why or why not?
6. Is F a normal curve? ______ Why or why not?