State whether the mean, median, mode is being used. a. In 2002, there were as many people aged 25 and younger in the world as there were people aged 25 and older. The majority of full-time students...

State whether the mean, median, mode is being used. a. In 2002, there were as many people aged 25 and younger in the world as there were people aged 25 and older. The majority of full-time students carry a load of 15 credit hours per semester. The average annual return on investment is 6.5 percent.