A die is rolled 100 times. Find the probability that the mean value would be between 3 and 3.5.
I've found the expected value which is 3.5 without idea what to do next.
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Glen_b
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1Thanks for adding the tag; Please read the tag wiki info for that tag. What do you know about distributions of means? – Glen_b Jun 05 '13 at 00:13
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Take a look here and here and here; it might jog your memory. You would do better to read over your notes and text on this topic first, and then maybe check the wikipedia article on it. ... What can you do now? – Glen_b Jun 05 '13 at 02:28
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See specifically here and here, which nearly answer the question for you. – Glen_b Jun 05 '13 at 03:37