B Panrb) Which distribution should you use for this problem? (Round your answers to three decimal places.) ~E (lss Iv rm la ) Explain your choice. O The binomial distribution should be used because the two outcomes are "irrorryr a lot" and "do not worry a lot." The Student's tdistribution should be used because we do not know the standard deviation. 0 The standard normal distribution should be used because npq 2 10. O The standard normal distribution should be used because we are interested in proportions and the sample size is large. X B Part (0} Construct a 95% condence interval for the population proportion of adult Americans WHO are worried a lot about the quality of education in our schools. (i) )State the condence interval. (Round your answers to four decimal places.) (_ mg ) (ii) Sketch the graph. _=- C1,.=-~r 3:025 2 2 - -x F (iii) Calculate the EITOI bound. {Round your answer t0 four decimal places.) .0025 x