The Associated Press (San Luis Obispo Telegram Tribune, August 23, 1995) reported the results of a study

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The Associated Press (San Luis Obispo Telegram Tribune, August 23, 1995) reported the results of a study in which schoolchildren were screened for tuberculosis (TB). It was reported that for Santa Clara County, California, the proportion of all tested kindergartners who were found to have TB was 0.0006. The corresponding proportion for recent immigrants (thought to be a high risk group) was 0.0075. Suppose that a Santa Clara County kindergartner is to be selected at random. Are the events selected student is a recent immigrant and selected student has TB independent or dependent events? Justify your answer using the given information.
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