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September 5, 2015

Homework Help: stats

Posted by mary on Thursday, November 10, 2011 at 5:18pm.

This week we practice with Binomial Distribution.
You can use Appendix Table E or Excel Function Binomdist.

About 30% of adults in United States have college degree.
(probability that person has college degree is p = 0.30).

If N adults are randomly selected, find probabilities that

1) exactly X out of selected N adults have college degree
2) less than X out of selected N adults have college degree
3) greater than X out of selected N adults have college degree

Choose your numbers for N and X (portion of N).

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