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OpenStudy (anonymous):
super easy probability question please help the probability of having a winning raffle ticket it 20%. if you bought 50 raffle tickets, how many winning tickets should you expect to have
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OpenStudy (anonymous):
\(10\ winning\ tickets\)
OpenStudy (anonymous):
\[0.02=\frac{ 1 }{ 5 }\] \[\frac{ 1 }{ 5 }50=10 \]
OpenStudy (anonymous):
thanks
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