Eco 220 - c. What is the probability that the sample...

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Twenty-five percent of the employees of a large company are minorities. A random sample of 7 employees is selected. a. What is the probability that the sample contains exactly 4 minorities? b. What is the probability that the sample contains fewer than 2 minorities?
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Unformatted text preview: c. What is the probability that the sample contains exactly 1 non-minority? d. What is the expected number of minorities in the sample? e. What is the variance of the minorities?...
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This note was uploaded on 05/03/2009 for the course ECO 220 taught by Professor M during the Spring '09 term at York University.

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