Suppose that n units are randomly sampled and x number of the sampled units are found to have the characteristic of interest. In each case, (i) define p in the context of the problem, (ii) provide a point estimate of p and (iii) determine the 95% error margin.
(A) A survey is conducted of n=986 adults and x=295 reported that reading is a favorite leisure time activity.
(B) A survey of n=440 pet owners revealed that 293 buy their pets holiday presents