A binomial experiment is conducted in which 30 dishwashers are randomly selected from a production plant and tested to determine whether or not they function properly. Any specific dishwasher will work properly with a probability of p =.98. What is the random variable in this experiment?
a. The number of dishwashers that work properly from the 30 selected
b. One dishwasher and whether it works properly
c. The 30 dishwashers
d. The probability that the dishwasher works properly
Answer: a. The number of dishwashers that work properly from the 30 selected
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