Question

True/False, & explain why in one or two sentences:

1. Panel data is not the same as pooled cross-sectional data.

2. A randomized controlled trial for an experimental cancer treatment finds that 54% (0.54 proportion) of the people in the treatment group recovered fully, while 41% (0.41 proportion) of the people in the control group recovered fully. There were 120 people in each group. The standard error of the difference in means, measured as proportions rather than percentages, was 0.09. The FDA should approve this treatment.

3. Difficulties with inferring causality can be resolved by increasing the sample size or aggregating data.

Answer 1

(1) True. In panal data information is selected at different time points for same individuals whereas in pooled cross sectional data information at different time points of different individual

(2) False. Standard error is 0.09 and difference between proportion of people recovered is 0.11 which is greater.

(3) True.