According to a survey of restaurant owners in the u. s. by musthavemenus, 77% of restaurant owners believe that they need to use social media as a marketing tool. a different survey by the national restaurant owners revealed that 80% of restaurant owners started their careers at entry-level positions. suppose that 83% of restaurant owners who started their careers at entry-level positions believe that they need to use social media as a marketing tool. assuming that these percentages apply to all restaurant owners, if a restaurant owner is randomly selected?

a. what is the probability that the owner does believe that he/she needs to use social media as a marketing tool and did start his/her career at an entry-level position? (round answer to 3 decimal places)

b. what is the probability that an owner either believes that he/she needs to use social media as a marketing tool or he/she did start his/her career at an entry-level position? (round answer to 3 decimal places)

c. what is the probability that the owner does not believe that he/she needs to use social media as a marketing tool given that he/she did start his/her career at an entry-level position? (round your answer to 2 decimal places)

d. what is the probability that the owner does believe that he/she needs to use social media as a marketing tool given that he/she did not start his/her career at an entry-level position? (round your answer to 2 decimal places)

e. what is the probability that the owner did not start his/her career at an entrylevel position given that he/she does not believe he/she needs to use social media as a marketing tool? (round your answer to 4 decimal places)