Describe which measure of central tendency—mean, median, or mode—was probably used in each situation.
a. One-half of the factory workers make more than $5.37 per hour, and one-half make less than $5.37 per hour.
b. The average number of children per family in the Plaza Heights Complex is 1.8.
c. Most people prefer red convertibles over any other color.
d. The average person cuts the lawn once a week.
e. The most common fear today is fear of speaking in public.
f. The average age of college professors is 42.3 years.