Classify each of the following as a probability or a statistics problem:
a. Determining how long it takes to handle a typical telephone inquiry at a real estate office
b. Determining the length of life for the 100-watt light bulbs a company produces
c. Determining the chance that a blue ball will be drawn from a bowl that contains 15 balls, of which 5 are blue
d. Determining the shearing strength of the rivets that your company just purchased for building airplanes
e. Determining the chance of getting “doubles” when you roll a pair of dice