Use of ensemble averaging and differential comparison to detect retail sales increases by the bay area rapid transit system

David C. Waters

Transportation Research Part B: Methodological, 1987, vol. 21, issue 1, 41-58

Abstract: A method based on ensemble averaging and differential comparison is used to enhance and isolate retail sales variations by the Bay Area Rapid Transit system in metropolitan San Francisco. A sales difference function, related to transit system operation, is shown to exist at a Gaussian probability level near 0.95.

Date: 1987
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