Reference no: EM13478156

<br/>As of last year, only 20% of the employees in an organization used public transportation to commute to and from work. To determine if a recent campaign encouraging the use of public transportation has been effective, a random sample of 25 employees is to be interviewed and the number of employees currently using public transportation X is to be recorded. <br/> <br/>a) Formulate the hypotheses in term of p, the population proportion of employees currently using public transportation <br/> <br/>b) What should the rejection region be if a is to be controlled below .1? <br/> <br/>c) Given the chosen rejection region, what is the maximum type 1 error probability? <br/> <br/>