Mathematics, 24.03.2020 20:00, donivin
In Case Study 19.1, we learned that about 56% of American adults actually voted in the presidential election of 1992, whereas about 61% of a random sample claimed that they had voted. The size of the sample was not specified, but suppose it were based on 1600 American adults, a common size for such studies.
a. Into what interval of values should the sample proportion fall 68%, 95%, and almost all of the time?b. Is the observed value of 61% reasonable, based on your answer to part a?c. Now suppose the sample had been of only 400 people. Compute a standardized score to correspond to
Answers: 2
In Case Study 19.1, we learned that about 56% of American adults actually voted in the presidential...
Mathematics, 01.10.2019 05:20
Health, 01.10.2019 05:20
Mathematics, 01.10.2019 05:20
Mathematics, 01.10.2019 05:20
Business, 01.10.2019 05:20
Mathematics, 01.10.2019 05:20
Mathematics, 01.10.2019 05:20