According to the CDC, the mean systolic blood pressure for A…

According to the CDC, the mean systolic blood pressure for American adults is 122 mm Hg. A doctor claims that the mean systolic blood pressure for American men is different from this. In a random sample of 500 American men, he found the mean systolic blood pressure to be 124 mm Hg with a standard deviation of 30 mm Hg. At the 0.05 level of significance, what decision should be made for the appropriate test of the doctor’s claim?

The table shows admissions decisions for students who applie…

The table shows admissions decisions for students who applied to Louisiana State University for the Fall 2011 semester.   LSU Undergraduate Admissions Fall 2011    AdmittedNot AdmittedTotal   Male5,3271,3526,679   Female6,4621,6778,139   Total11,7893,02914,818   If a hypothesis test is conducted at the 0.05 level of significance to determine if the admissions decision is dependent upon gender, what is the expected number who are female and admitted?

According to the CDC, the mean systolic blood pressure for A…

According to the CDC, the mean systolic blood pressure for American adults is 122 mm Hg. A doctor claims that the mean systolic blood pressure for American men is different from this. In a random sample of 500 American men, he found the mean systolic blood pressure to be 124 mm Hg with a standard deviation of 30 mm Hg. What is the approximate p-value for the appropriate test for the doctor’s claim?