In a large clinical trial, 398,256 children were randomly assigned to two groups. The treatment group consisted of 197,830 children given a vaccine for a certain disease, and 32 of those children developed the disease. The other 200,426 children were given a placebo, and 104 of those children developed the disease. Consider the vaccine treatment group to be the first sample. Identify the values of nā, Pā, 9ā, ā, P2, 92, P. and q.
