. Monographies de comportement. Le comportement animal. La formation dans le RAT BLANC SUR DIVERSES SÉRIES DE LABYRINTHES 29 TABLEAU 23 Le nombre moyen d'essais par rat requis dans l'apprentissage d'un labyrinthe par des groupes ayant déjà appris un, deux, trois ou quatre labyrinthes Labyrinthe Un Labyrinthe Labyrinthe Labyrinthe B C D E Labyrinthe ayant appris un groupe pré- céder 21,40 11,62 12,20 18,00 labyrinthe 7.11 Groupe ayant appris deux labyrinthes pré- céder 6,89 19,00 9,75 27,60 730 Group ayant appris trois pré- céder 6,50 11,44 7,00 25,56 labyrinthes Groupe 4,40 avoir appris quatre pré- céder 6,40 13,20 9,00 22,10 labyrinthes 4,00 â ^ 36 O £ 30. 7 ?;e /7j'^e'rz ?g&amp ; Ai ou un

• Contributeur: Library Book Collection / Alamy Banque D'Images
• ID de l’image: RHYNAP
• Taille du fichier: 7,1 MB (120,5 KB Téléchargement compressé)
• Autorisations: Modèle - non | Propriété - non
• Dimensions: 2879 x 868 px | 24,4 x 7,3 cm | 9,6 x 2,9 inches | 300dpi

Informations supplémentaires

Cette image appartient au domaine public, ce qui signifie que le droit d’auteur a expiré ou que le titulaire du droit d’auteur a renoncé à ses droits. Les frais facturés par Alamy couvrent l’accès à la copie haute résolution de l’image.

Cette image peut avoir des imperfections car il s’agit d’une image historique ou de reportage.

. Behavior monographs. Animal behavior. TRAINING IN WHITE RATS UPON VARIOUS SERIES OF MAZES 29 TABLE 23 The Average Number of Trials per Rat Required in Learning a Maze by Groups Having Previously Learned One, Two, Three, or Four Mazes Maze A Maze B Maze C Maze D Maze E Group having learned one pre- ceding maze 21.40 11.62 12.20 18.00 7.11 Group having learned two pre- ceding mazes 6.89 19.00 9.75 27.60 7 30 Group having learned three pre- ceding mazes 6.50 11.44 7.00 25.56 4.40 Group having learned four pre- ceding mazes 6.40 13.20 9.00 22.10 4.00 â ^ 3 6 O £ 30. 7?;e /7i^e'rz?g& Ai or A/orv Afi^:z-W " " " * " -T TTynee " " * " " f^tyr- " " V The figures in table 23 show that the groups which have learned more than one maze before attacking another do not necessarily and invariably enjoy any advantage in the learning of the new maze, as compared with the trial- record of the group that came to the maze with but one prior maze-learning. The groups learning maze A showed a nominal increase of savings with the increase in the num- ber of previous maze-learnings, but the group that had had four maze-learnings saved but .1 of a trial as compared with the one having had three, and the one that had had three saved but .4 of a trial as compared with the one having had two. If the group with two previous maze-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Baltimore [etc. ], William & Wilkins Co. [etc. ]

Recherche dans la banque de photos par tags

• bookc
• bookcentury1900
• bookdecade1910
• booksubjectanimalbehavior