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Two groups of students are doing a coin flip experiment. Group 1 flips a quarter 100 times and gets 40 heads and 60 tails. Group 2 flips a nickel 200 times and gets 95 heads and 105 tails. For group 1
answered
Mar 2, 2018
Mathematics
high-school
4
votes
48.4k
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What was the capital city of Portugal between the years 1808 and 1821?
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Jun 12, 2016
History
high-school
5
votes
200k
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