Question 1118917
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This is just an arithmetic problem.  Plug in the numbers and do the arithmetic.


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ P(0,7,0.25)\ =\ {{7}\choose{0}}(0.25)^0(1\ -\ 0.25)^{7-0}]


Hint:  *[tex \Large {{n}\choose{0}}\ =\ 1] for any integer *[tex \Large n] and *[tex \Large a^0\ =\ 1] for all real numbers *[tex \Large a]
								
								
John
*[tex \LARGE e^{i\pi}\ +\ 1\ =\ 0]
My calculator said it, I believe it, that settles it
<img src="http://c0rk.blogs.com/gr0undzer0/darwin-fish.jpg">
*[tex \Large \ \
*[tex \LARGE \ \ \ \ \ \ \ \ \ \  
								
{{n}\choose{r}}
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