a. Number of pizzas sold by Pizza Express each day.
b. Relative humidity levels in operating rooms at local hospitals.
c. Number of bananas in a bunch at several local supermarkets.
d. Lifetimes (in hours) of 15 iPod batteries.
e. Weights of the backpacks of first graders on a school bus.
f. Number of students each day who make appointments with a math tutor at a local college. Discrete
g. Blood pressures of runners in a marathon.