Tom, president of a local TV station (a Fox affiliate) in San Antonio, TX, recently conducted a study of TV viewers in his area. He obtained a list of all residential customers from the cable company (e. g., a billing list). He put every customer name on a note card, and mixed them up in one raffle barrel. He then chose 1,000 note cards (out of a possible 50,000 customer cards). A trained interviewer visited each household and asked detailed questions about the viewing habits of various family members. How large is his sampling ratio

A. the following events are mutually exclusive: living in california and watching american idol. true or false b. the number of patients seen by an outpatient practice is an example of a discrete random variable. true or false c.the law of large numbers states that as the number of times an event experiment is conducted increases, the likelihood of the actual probability of an event approaching the theoretical probability decreases. true or false d. measuring the time it takes for patients to enter the operating room is an example of a continuous random variable. true or false