PROBLEMS $--$PARTIAL

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For the following three business situations please identify whether the probability distribution to be used to model the situation is Binomial, Poisson, or some other distribution $($you do not need to identify this if it is not Binomial or Poisson distribution, just state that it is an unknown distribution$)$ and for each situation justify your choice of the probability distribution by listing the requirements of the distribution and how they are met.$($You are not required to solve these problems$)(2+2$ points$)$

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Any profit$-$maximizing firm would like a larger share of the market.$$ The advertising campaign in different communications media is the most effective method to reach the consumers.$$ Chuck Atwood, Optico Corporation$$s sales manager, recently concluded a six$-$month advertising campaign which featured a series of ads in major business periodicals.$$ The firm$$s advertising agency assured Optico management that $60\%$ of the purchasing agents in the target industries would be aware of the campaign.$$ At a recent sales convention, only $4$ of the $10$ purchasing agents whom Chuck Atwood questioned could remember seeing any of the ads.$$ Should Optico undertake a more detailed $($and expensive$)$ study of the advertising agency$$s claim?$$ Why?