Summary
Standing (1973) and Murray (1975) have both found that the number of items retrieved from long-term memory is a power function of the number of items presented. The present research reports three further experiments designed to validate this power function: the law was found to be upheld in paired associates recognition (for four levels of meaningfulness); for free recall (with or without retrieval cues at presentation and/or recall); and for incidental and intentional free recall and recognition. Some data of Roberts (1972) were also found to be fitted by a power function. The discussion deals with power functions as compared with linear functions and also with the relationships between slopes and intercepts of power functions.
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This research was supported by National Research Council of Canada Grant AO-126 to D.J. Murray. W.E. Hockley served as research assistant for Experiments 1 and 2; Experiment 3 was an Honours Thesis project carried out by Carol Pye.
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Murray, D.J., Pye, C. & Hockley, W.E. Standing's power function in long-term memory. Psychol. Res 38, 319–331 (1976). https://doi.org/10.1007/BF00309039
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DOI: https://doi.org/10.1007/BF00309039