Let X be the lifetime (in years) of a carbon-14 atom before it decays. Then X has
Question:
fx (x) = ln2/5730 exp ( - ln2/5730 x). for 0 < x.
And fx (x) = 0 otherwise. Find the length of time a (in years) so that
P(X ≤ a) = l/2 and P(X > a) = 1/2.
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Related Book For
Introduction to Probability
ISBN: 978-0716771098
1st edition
Authors: Mark Daniel Ward, Ellen Gundlach
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