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The Jets and Sharks Database



Table 1 shows the facts known about each of the gang members (Note: This is a subset of the full database presented in McClelland 1981).
Name Gang Age Education Marital Status Occupation
Art Jets 40's J.H. Single Pusher
Rick Sharks 30's H.S. Divorced Burglar
Sam Jets 20's College Single Bookie
Ralph Jets 30's J.H. Single Pusher
Lance Jets 20's J.H. Married Burglar

  • between the pools positive weights hold the specific information about each gang member
  • the instance unit corresponding to Art is connected to the units representing the name Art, Pusher, Single, Jet, 40's and Junior High (J.H.) - the characteristics of Art