Mathematics, 07.11.2019 18:31 monei1998
*will fan and medal* jonathan's piggy bank contains 20 nickels, 30 quarters, and 50 one-dollar coins. he picks 20 coins from the bank at random; 12 of these coins are one-dollar coins. the theoretical probability of picking a one-dollar coin from the piggy bank before the draw is blank %, but the experimental probability, based on the draw, is blank %. what is blank 1? what is blank 2?
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*will fan and medal* jonathan's piggy bank contains 20 nickels, 30 quarters, and 50 one-dollar coins...
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