horsesjb2225 horsesjb2225

21-01-2018
Mathematics

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Joe has an 15% probability of passing his statistics quiz 4 each time he takes it. how many times should joe expect to take his quiz before passing it?

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mckibben2004 mckibben2004

21-01-2018

He has to take it 7 times.

Hope this helps!

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