Identify three techniques that can be tried as a remedy when one or more of the expected-frequency assumptions for a chi-square independence test are violated.
Answer to relevant QuestionsIn the TV show Sneak Preview by the late Gene Siskel and Roger Ebert, the two Chicago movie critics reviewed the week's new movie releases and then rated them thumbs up (positive), mixed, or thumbs down (negative). These two ...Exit polls are surveys of a small percentage of voters taken after they leave their voting place. Pollsters use these data to project the positions of all voters or segments of voters on a particular race or ballot measure. ...Consider a variable of several populations. Define the terms homogeneous and nonhomogeneous in this context. From the Web site of Gallup, Inc., we found polls regarding Americans' approval of how the president is handling foreign affairs. In two particular polls, the question asked was, "Do you approve of the way Barack Obama is ...From data in Hospital Statistics, published by the American Hospital Association, we obtained the following contingency table for U.S. hospitals and nursing homes by type of facility and type of control. We used the ...
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