Q1. Using the data below, please evaluate if there is an association between passive smoking and TB. Please calculate the appropriate measure of association and interpret it. Show your work.

	TB Patients	Healthy Controls
Passive Smoking
Yes	122	104
No	85	114

Q2. Given the study design, what type of misclassification (for passive smoking), if any, do you anticipate is most likely to occur?

a) I do not anticipate any misclassification occurring

b) Non-differential misclassification of disease

c) Non-differential misclassification of exposure

d) Differential misclassification of disease

e) Differential misclassification of exposure

Please Provide Explanation: