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elucidate the form and function of expectancies in humans/review some of the extensive literature in social psychology on expectancies/begin by defining the concept of expectancy and distinguishing it from some related concepts/consider the antecedents or sources of expectancies/identify some of the key properties of expectancies, which influence both how expectancies operate and their likely consequences/the consequences of expectancies are then discussed, with the cognitive, affective, behavioral, and physiological consequences addressed separately/consider the issue of expectancy confirmation and disconfirmation, outlining some of the effects of these respective outcomes/consider the functions of expectancies, including whether expectancies are typically" accurate"/develop a simple model of expectancy processes, based on our review of how expectancies operate/identify some important directions …