1. Determine if you are required to file a tax return. You are required to file a federal income tax return if you are a citizen or resident of the United States or a resident of Puerto Rico. Your marital status, age, filing method, and income all affect whether or not you are required to file taxes.
proficiency testing. proficiency testing. a program in which specimens of quality control material are periodically sent to members of a group of laboratories for analysis, with each laboratory's results compared with those of its peers. See also: proficiency samples.
RE: Dosage Calculations. Math proficiency is considered one of the critical skills necessary to meet one of the. requirements of nursing. This proficiency is basic to safely administering medications. and intravenous fluids. Enclosed is a booklet to guide you in mastering the mathematical competencies. necessary for the accurate computation of medication dosages.