If a test that has reliability r is lengthened by a factor n(n ≥ 1), the reliability R of the new test is given by R(n) = (nr)/(1 + (n − 1)r), 0 < r ≤ 1.If the reliability is r = 0.25, the equation becomes R(n) = 0.25n/(0.75 + 0.25n)

Atravel agent is booking a trip to england, scotland, ireland, and france for a group of senior citizens. the agent sent surveys to the group, asking which countries they would like to visit, in order, and created the shown preference schedule (e = england, i = ireland, s = scotland, f = france). which country is the condorcet winner? number of votes 15 12 16 19 1st f e e i 2nd e s i s 3rd s i s e 4th i f f f 1. scotland 2. england 3. france 4.ireland