Question 383567
{{{N=2^3=8 }}}
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1.{{{HHH}}}
2.{{{HHT}}}
3.{{{HTH}}}
4.{{{HTT}}}
5.{{{THH}}}
6.{{{THT}}}
7.{{{TTH}}}
8.{{{TTT}}}
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No H, outcome 8, {{{P=1/8}}}
Exactly one H, outcomes 4,6,7, {{{P=3/8}}}
Exactly three H, outcome 1, {{{P=1/8}}}