Try to survey at least 25 people. Convert your results to percentages. Show them in a pie graph or a bar graph. Compare your results with those of researchers in other regions. Iowa wanting to work in that field.
Many people do several different kinds of work over the course of their life.
You can create graphic devices that quantify the phases of an individual's work life. Interview an adult about the various jobs he or she has held. Make a job timeline for this person. Use the information on the timeline to make a pie graph showing what portion of the individual's working life has been spent at each job. You might work with classmates to create a display of the graphs on a bulletin board in the vocational education area of your school.