# Stats problems - Probability

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• February 7th 2009, 02:05 AM
mr fantastic
Quote:

Originally Posted by mitch_nufc
Thanks, I done the corrections you suggested and i got exactly 1/3, would this be right?

I've already stated the correct answer and it isn't exactly 1/3.

Please show the exact calculation you did.

Here's the first line mine: $\frac{(0.95)(0.005)}{(0.95)(0.005) + (0.01)(0.995)}$.
• February 7th 2009, 02:11 AM
mitch_nufc
I eventually got what you got, my calculator has predictive fractions still on from when I was doing approximating fractions for irrational numbers, sorry about this
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