Answered You can hire a professional tutor to get the answer.
Exercise 1: A certain pregnancy test claims to be 99% accurate. Of 10,000 women who take the test, 40% of them are actually pregnant.
Exercise 1: A certain pregnancy test claims to be 99% accurate. Of 10,000 women who take the test, 40% of them are actually pregnant. Determine the number of true and false positive test results and the number of true and false negative test results.
a) Of the women who are pregnant, what percent actually tested positive?
b) Of the women who test positive, what percent are actually pregnant?
Exercise 2: A certain test used to determine if an athlete is using banned PED's has a sensitivity of 88% and a specificity of 94%. A study suggests that approximately 25% of baseball players use PED's. Make a chart of the expected test results if 1000 baseball players are tested.
a) Of those who tested positive, what percent were falsely accused?
b) Of those who tested negative, what percent actually use PED's?
