From Wikipedia, the free encyclopedia. Peer-mediated instruction (PMI) is an approach in special education where peers of the target students are trained to provide necessary tutoring in educational, behavioral, and/or social concerns.(Chan et al., 2009).
Cultural embeddedness refers to âthe role of shared collective understandings in shaping economic strategies and goalsâ (17). Structural embeddedness is defined, following Granovetter, as âthe contextualization of economic exchange in patterns of ongoing interpersonal rela- tionsâ (18).
Precision is necessary for achieving good accuracy, but it is not sufficient. Good accuracy requires both precision and trueness. Trueness. Trueness is labeled on the vertical axis of Figure 1, and like precision is a concept. The measure of trueness is systematic error. The idea is that a measurement is true when it is aimed squarely at the center of the target.