Find teacher on bus duty will likely be certified in cpr

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Reference no: EM13141675

Thirty-six of the staff of 80 teachers at a local intermediate school are certified in Cardio-Pulmonary Resuscitation (CPR). In 180 days of school, about how many days can we expect that the teacher on bus duty will likely be certified in CPR?

Reference no: EM13141675

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Find teacher on bus duty will likely be certified in cpr : Cardio-Pulmonary Resuscitation (CPR). In 180 days of school, about how many days can we expect that the teacher on bus duty will likely be certified in CPR?

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