According to a survey of restaurant owners in the u. s. b y Must aveMenus, 77% o

Question

According to a survey of restaurant owners in the u. s. b y Must aveMenus, 77% of restaurant owners believe that they need to use social meda as a marketing tool. A a as a marketing tool. Assuming that these percentages apply to al to use social media as a marketing tool and did start his/her career at an entry-level position? gterent survey by the National Restaurant ewners reveeled that os of restaurant osiners started their carers st entry level postons Supps ner essor rena owners who started their careers at entry-level positions believe that they need to use social medi restaurant owners, if a restaurant owner is randomly selected? a. What ls the probability that the owner does believe that he/she needs (Round your answer to 3 decimal places.) media as a b. What is the probability that an owner aither beliaeves that he/she needs to use social media as a mark position? (Round your answer to 3 decimal places.) tool or he/she did start his/her career at an entry-level C. What is the probability that the owner does not belleve that he/she needs to use social media as a marketing tool given level position? (Round your answer to 2 decimal places.) that he/she did start his/her career at an entry- 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 level position? (Round your answer to 2 decimal places.) entry neon given that he/she does not belere he/ihe needs to use social, media as e. what is the probability that the owner did not start his/her career at an entrylevel marketing tool? (Round your answer to 4 decimal places.)

Explanation / Answer

a)

p=P(social media and entry level)=P(entry level)*P(social media|entry level)=0.80*0.83=0.664

b)

p=0.77+0.80-0.664=0.906

c)

p=1-0.83=0.17

d)

p=(0.77-0.664)/(1-0.80)=0.530

e)

p=(1-0.906)/(1-0.77)=0.4087

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