1. An investigator wants to assess the association between caffeine consumption and impaired glucose tolerance, a precursor to diabetes. A study is planned to include 70 participants. Each participant will be surveyed with regard to their daily caffeine consumption.

In addition, each participant will submit a blood sample which will be used to measure glucose level. The type of study proposed is Cross sectional survey. Indicate its specific strengths and weaknesses. (225 Words)

2. An investigator wants to assess whether smoking is a risk factor for pancreatic cancer. Electronic medical records at a local hospital will be used to identify 50 patients with pancreatic cancer. One hundred patients who are similar, but free of pancreatic cancer, will also be selected. Each participant's medical record will be analyzed for smoking history.

The type of study proposed are Case-control study and Misclassification of bias. Indicate its specific strengths and weaknesses. (225 Words)

3. Discuss the importance of biostatistics in public health and medical research. Within your discussion, please be sure to include at least two statistical procedures and how their interactions apply to the public health environment. (225 Words)

Reference:

Sullivan, L. M. (2012). Essentials of biostatistics in public health (2nd ed.). Burlington, MA: Jones & Bartlett.