An examination designed to measure basic knowledge of American history was given to random samples of freshmen at two major universities, and their grades were
Use the U test at the 0.05 level of significance to test the null hypothesis that there is no difference in the average knowledge of American history between freshmen entering the two universities.
Answer to relevant QuestionsIn some problems of occupancy theory we are concerned with the number of ways in which certain indistinguishable objects can be distributed among individuals, urns, boxes, or cells with at least one in each cell. Find an ...There are four routes, A, B, C, and D, between a person’s home and the place where he works, but route B is one-way, so he cannot take it on the way to work, and route C is one-way, so he cannot take it on the way ...Among the seven nominees for two vacancies on a city council are three men and four women. In how many ways can these vacancies be filled (a) With any two of the seven nominees; (b) With any two of the four women; (c) With ...The following are data on the breaking strength (in pounds) of random samples of two kinds of 2-inch cotton ribbons: Use the U test at the 0.05 level of significance to test the claim that Type I ribbon is, on the average, ...The following are the numbers of lunches that an insurance agent claimed as business deductions in 30 consecutive months: 6, 7, 5, 6, 8, 6, 8, 6, 6, 4, 3, 2, 4, 4, 3, 4, 7, 5, 6, 8, 6, 6, 3, 4, 2, 5, 4, 4, 3, and 7. Use the ...
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