Medical assistants often take medical histories and record vital signs of patients. Medical assistants complete administrative and clinical tasks in the offices of physicians, podiatrists, chiropractors, and other health practitioners.
For example the median expected annual pay for a typical Retail Sales Staff - Full Time in the United States is $24,575, so 50% of the people who perform the job of Retail Sales Staff - Full Time in the United States are expected to make less than $24,575. Source: HR Reported data as of August 2016.
As with retail salespeople, no formal education is needed because training is usually conducted on the job. Service sales reps for cell phones earned a mean $28.25 per hour or $58,760 per year as of May 2011, the BLS reports.