Using the data collected by the Universal Postal Union, thepaper studies the con·elation between the delive1y time of ordinarymail items by air and the geographical distance. lt is foundthat there is poor linear co'elation. The reasons for the obtainedresults are discussed and a suggestion for improvementis offered, which would mean improvement in the quality of theconsidered postal service.
Bosnjak, 1.: Tehnologija postanskog prometa II, FPZ,
Zagreb, 1999
Pavlic, 1.: Statisticka teorija i primjena, Tehnicka knjiga,
Zagreb, 1988
Spiegel, M.R.: Theory and Problems of Statistics, 2/Ed.,
McGraw-Hill Publishing, 1988
Pause, Z.: Uvod u matematicku statistiku, SK, Zagreb,
Kotz, S., Johnson, N. L.: Encyclopedia of Statistical
Sciences, Vol. 8, 1981
Ugrin-Sparac, D.: Primijenjena teorija vjerojatnosti,
Elektrotehnicki fakultet, Zagreb, 1990
Under the auspices of the umbrella organisation Universal
Postal Union, the speed of the transfer of ordinary
airmail items from collection to delivery have been
studied.
Guest Editor: Eleonora Papadimitriou, PhD
Editors: Dario Babić, PhD; Marko Matulin, PhD; Marko Ševrović, PhD.
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