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ABSTRACT:
SUBMITTER: Fukunaga G
PROVIDER: S-EPMC4911113 | biostudies-literature | 2016
REPOSITORIES: biostudies-literature
Fukunaga Gaku G Takayasu Hideki H Takayasu Misako M
PloS one 20160616 6
The ability to ascertain the extent of product sale fluctuations for each store and locality is indispensable to inventory management. This study analyzed POS data from 158 convenience stores in Kawasaki City, Kanagawa Prefecture, Japan and found a power scaling law between the mean and standard deviation of product sales quantities for several product categories. For the statistical domains of low sales quantities, the power index was 1/2; for large sales quantities, the power index was 1, so c ...[more]