This definatley looks like homework.
On Sat 17 Dec 2011 05:36:03 AM CST, jurassic85 wrote:> Life times of one brand of light bulb were observed. Life hours of nine
light
> bulbs were 898, 720, 354, 405, 620, 54, 229, 306, 890. There were three
more
> light bulbs that were still burning after 1000 hours. It is common to
assume
> the life time of a light bulb follows an exponential distribution. With the
> observed data find the MLE of the parameter of the exponential distribution
> with EM algorithm.
>
> I dont know how I make a R-code...
>
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--
Stephen Sefick
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Auburn University
Biological Sciences
331 Funchess Hall
Auburn, Alabama
36849
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sas0025 at auburn.edu
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Let's not spend our time and resources thinking about things that are
so little or so large that all they really do for us is puff us up and
make us feel like gods. We are mammals, and have not exhausted the
annoying little problems of being mammals.
-K. Mullis
"A big computer, a complex algorithm and a long time does not equal
science."
-Robert Gentleman