SIMPSON'S PARADOX. AN EXAMPLE USING ACCIDENT DATA FROM THE STATE OF TEXAS.

Author(s)
Smith, K. & O'Day, J.
Year
Abstract

TWO-WAY TABULATION OF DATA APER IT IS SHOWN THAT THE PROBABILITY OF AN OCCUPANT FATALITY GIVEN A CRASH IN A SINGLE-VEHICLE ACCIDENT IS INDEPENDENT OF VEHICLE SIZE IN AN AGGREGATE DATA SET. WHEN THE DATA SET IS PARTITIONED INTO 2 OCCUPANT AGE GROUPS, IT IS SEEN THAT BOTH OF THE AGE GROUPS HAVE HIGHER FATALITY RATES IN SMALLER CARS. THIS IS DISCUSSED AS AN EXAMPLE OF A PARADOX PRESENTED BY SIMPSON IN HIS 1951 PAPER. (Author/publisher).

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Publication

Library number
I 261057 /81 / IRRD 261057
Source

Accident Analysis & Prevention. 1982 /04. 14(2) Pp131-3 (1 Figs.; 2 Tbls.; 3 Refs.)

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