was admin that response times, following P(ux-up > k)-90%? If so, find this number k. to administered to 19 subjects. If the 3-6, can you find a number , such that distributed with equal variance of 68. As difference of sample mean, namely ,, -i,, is administration of two drugs, are normally study. The researcher is willing to assume part of the evaluation of two drugs, drug A 7. (10pts) Suppose that two drugs are under inistered to 16 subjects and drug B