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Title:

NEW STATISTICAL METHOD FOR DESCRIBING HIGHWAY DISTRIBUTION OF CARS

Accession Number:

00227730

Record Type:

Component

Availability:

Transportation Research Board Business Office

500 Fifth Street, NW
Washington, DC 20001 United States

Abstract:

THE DISTRIBUTION OF CARS ON A ROAD IS CLASSIFIED AS EITHER (1) RANDOM, (2) EQUALLY SPACED (REGULAR), OR (3) INTERMEDIATE. THE RANDOM ARRANGEMENT MAY BE REPRESENTED BY EITHER ONE OR TWO STATISTICAL DISTRIBUTIONS: THE POISSON DISTRIBUTION, WHICH IS CALLED THE COUNTING DISTRIBUTION FOR THE RANDOM CASE, OR THE NEGATIVE EXPONENTIAL DISTRIBUTION, WHICH IS THE GAP DISTRIBUTION FOR THE RANDOM CASE. IN THE INTERMEDIATE CASE THE CORRESPONDING GAP DISTRIBUTION IS THE PEARSON TYPE III (ALSO CALLED GAMMA OR ERLANG) AND THE CORRESPONDING COUNTING DISTRIBUTION, WHICH HAS BEEN CALLED THE GENERALIZED POISSON DISTRIBUTION, IS THE ONE DISCUSSED. THE GENERALIZED POISSON DISTRIBUTION CORRESPONDS TO TYPE III GAPS. TABLES AND MONOGRAPHS ARE GIVEN WHICH WILL AID IN FITTING DATA TO THE GENERALIZED POISSON FORMULA, AND EXAMPLES OF TRAFFIC DATA ANALYSIS BY THE METHOD ARE PRESENTED. /AUTHOR/

Supplemental Notes:

Vol 40, pp 557-564, 1 FIG, 2 TAB, 10 REF, 3 APP. Distribution, posting, or copying of this PDF is strictly prohibited without written permission of the Transportation Research Board of the National Academy of Sciences. Unless otherwise indicated, all materials in this PDF are copyrighted by the National Academy of Sciences. Copyright © National Academy of Sciences. All rights reserved.

Monograph Accession #:

01490406

Language:

English

Authors:

HAIGHT, F A
Whisler, B F
MOSHER, W W

Editors:

Burggraf, Fred
Ward, Elmer M
Orland, Herbert P

Publication Date:

1961

Serial:

Highway Research Board Proceedings

Volume: 40
Publisher: Highway Research Board

Media Type:

Digital/other

Uncontrolled Terms:

Old TRIS Terms:

Subject Areas:

Data and Information Technology; Highways; Operations and Traffic Management

Files:

TRIS, TRB

Created Date:

Aug 15 2004 2:36AM

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