In: Statistics and Probability
An ace electricians dealer sells 3 brands of television: 50% are the first brand which are Italian made, 30% are the seconds brand which are french made, and 20% are the third brand which are Swiss made. Each TV comes with a 1 year warranty. We know that 25% of the Italian TV's will require repair work under warranty, 20% of the french will require repairs under warranty, and 10% of the Swiss TV's will need repair under warranty.
A.) What is the probability that a randomly selected customer has bought n Italian TV that will need repairs under warranty?
B.) What is the probability that a randomly selected customer has a TV that will need repairs under warranty?
C.) If the customer returns to the store with a TV that needs repairs warranty, what is the probability that it is an Italian TV? French? Swiss?
Please show work