Question: 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,

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.5
(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 x = 293 buy their pets holiday presents.

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