Question

22. (2 points) Which of the following would be the best source for denominator data 10 breast cancer specific mortality rates? (circle one best answer) a. Vital Statistics: births b. Vital Statistics: deaths c. Cancer registry data d. Cross-sectional survey e. Census 23. (2 points) Which of the following would be the best source for estimating the numerator for the prevalence of obesity (a measure of weight relative to height) in the United States? (circle one best answer) a. Vital Statistics: births b. Vital Statistics: deaths c. Cancer registry data d. Cross-sectional survey e. Census 24. (2 points) You conduct a cross sectional study that involves administering a brief survey to a representative sample of 3rd grade students in Denver Public Schools. After collecting nearly 100% of the surveys that were administered, a nurse measures their height and weight. Unfortunately, half of the children left before the nurse could measure their height and weight, resulting in missing values. Further, the children who were measured were particularly fidgety, so the average height was 9 feet and the average weight was 4 lbs. How would you best describe the measured height and weight data? (circle one best answer) a. Complete and accurate b. Incomplete but accurate c. Complete but inaccurate d. Incomplete and inaccurate e. All of the above

Answer 1

22. Vital statistics deaths as it will tell about deaths in general or specific to particular disease.

23. d. Criss sectional survey as it is the observational study at a point of time and helps to find out prevalence of a condition.

24. Incomplete and inaccurate data as it is 50% of the participants left the survey and also data is not accurate as it is biased