PROBABILITY TOPICS: HOMEWORK

You buy a lottery ticket to a lottery that costs $10 per ticket. There are only 100 tickets available be sold in this lottery. In this lottery there is one $500 prize, 2 $100 prizes and 4 $25 prizes. Find your expected gain or loss. Exercise 41. A student takes a 10 question true-false quiz, but did not study and randomly guesses each answer. ................
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