Your bank incorrectly charged you $4.52 each for 3 months. The bank said they would deposit $13.28 to correct their mistake is this amount correct, if not explain why

Mahnoor randomly selects times to walk into a local restaurant and observe the type of music being played she found that the restaurant was playing country 11 times rock & roll 17 times and blues 8 times use the observed frequencies to create a probability model for the type of music the restaurant is playing the next time mahnoor walks in.