Topic 5 Performance Assessment Form A Answer Key

This worksheet explores how medication dosages for children vary by weight, using floor functions to model dosage steps. Students graph and compare Medication A, B noting that Medication B's graph shifts 3 units left due to earlier dosage thresholds.

Mason Bennett
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erwisjon1Name5Performance Assessment Form ADoctors and adults must administer some medications to babies and children basedon weight.1.The table at the right shows the dosage, in milligrams,Medication A DosageforMedication A based on a child's weight w.Part AIs a graph that represents the data a ceilingfunction or a floor function? Graph the functionthat represents the dataforMedication A.floor functionPart EDosage for Medication Aif Weight is...Dosage ts...9 I i n w m1 lb25 mg11 untf2G417 lb50 mg17imit26422 lb75 mg22 imCTSiA£7 lb100 mgA second medication, Medications,can be more effective thanMedication A, but it requires ahigher dose. For Medication B,each value for the weight ranges inthe first column of the table forMedication A above is reduced by3 lb. For example, for a childweighing at least 6 lb and less than8 lb, the dosage for Medication B is25 mg. How would a graph showingthedosage of Medication B based onweight be differentfromthegraphforMedication A?The graph would be shifted 3Dosa ge (mg)x28“812162024Weight (lb)units to the left.Part CDosage for Medication BFrom Part B, graph thefunction for100Medication B.8U6040Dosage (mgj2048121620Weight (lb)x2428‘
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Medicine

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