
Re: Help with Probability Problems
Posted:
Mar 24, 2013 11:39 AM


> 1. Being dealt four red cards off the top of a > regular deck of wellshuffled cards > > 2. General Aviation Safety. In 2008 there were 495 > deaths and 1559 accidents in general aviation > (personal, corporate, instrumental) over 21.9 million > flight hours. Compute the accident and fatality rates > in units of accidents or deaths per 100,000 flight > hours. > > 3. 9!/ 4! 2! Factorials
ireckless,
1.What are the chances of the 1st card being red? The 2nd? The 3rd? The 4th? For all four, multiply these. Or, write out all the possibilities, as: RRRR, RRRB, RRBR, RRBB, etc What fraction are RRRR ?
2. Try simple proportion.
3. What is the question?
Regards, Peter Scales.

