4 Type of Random Variable. Identify the following random variables as discrete or continuous:

a. The amount of flu vaccine in a syringe

b. The heart rate (number of beats per minute) of an American male

c. The time it takes a student to complete an examination

d. The barometric pressure at a given location

e. The number of registered voters who vote in a national election

f. Your score on the either the SAT or ACT