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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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bribery bribery
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6 years ago
Twenty-five percent of the employees of a large company are minorities. A random sample of 7 employees is selected. a . Define the random variable in words for this experiment. b. What is the probability that the sample contains exactly 4 minorities? c. What is the probability that the sample contains fewer than 2 minorities? d. What is the probability that the sample contains exactly 1 non-minority? e. What is the expected number of minorities in the sample? f. What is the variance of the minorities?
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alarosealarose
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bribery Author
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6 years ago
Good timing, thanks!
Liarec
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Yesterday
Thanks for your help!!
smdavis
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2 hours ago
Thank you, thank you, thank you!
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