Question

Suppose a researcher is intere d in the relationship between periodontal disease and a number of negative health outcomes. One outcome of particular interest to the researcher is hypertension (assume defined as systolic blood pressure above 140 mmHG). Suppose a team gathers a SRS of 348 participants with periodontal disease, and finds the sample average systolic blood pressure to be 157 mmHG. A) Using an assumed o-16 mmHG, conduct a 1 sample Z test to determine if there is a relationship between periodontal disease and hypertension in this population. (Use a=0.05) B) Create a 95% confidence interval about the sample mean calculated by the research team, and interpret the interval.​

Answer 1

Answer:

1246719729272972927393