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Chapter 5

PSYB45H3 Chapter Notes - Chapter 5: Ice Cream Van, Reinforcement, Polskie Radio Program Iii


Department
Psychology
Course Code
PSYB45H3
Professor
Jessica Dere
Chapter
5

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 
Chapter 5 – Increasing Behaviour with Condioned Reinforcement
Uncondioned and Condioned Reinforcers
 !" "#$#$%&'#(%)* !' +#'+$#$"#%%)'#('%,'%%)uncondioned reinforcers-+#"#.
'#%$"#%$,#$%&'#($#
o&'',&'#"!%)#.+$#'%
 !" "#$#$%&'#($#/$("$'&+"#("#$"#%%)$0+$#$%($condioned reinforcers
!" *$#$%' '#)%".#$%&'#(%)/ !"1$/$('$#$%&'#($#/./$%)+"#$,'#"'(" $,* !' !$#
#$%&'#($#2$('%,"#.'#$"#%$,#$%&'#($#3
o+#"$4+( #$'&"'1$,'%$
*!$%"/$('$"('%,'%$,#$%&'#($# !#')!,$/$#" $"'("'%* !' !$##$%&'#($#4
!$' !$##$%&'#($#"#$backup reinforcers
o%)"!"%,!$,((5$#+"#$,* !"6!78 !$6! !$/"(5+"%,"9$#"*!$ *("$
!$((5$# '/$('$"('%,'%$,#$%&'#($#
o("%/$$ !$#%('%,'%$,#$%&'#($#'#('%,'%$,#$%&'#($#2:"($/''53
 !" "#$%' (''%.#$(')%;$,"('%,'%$,#$%&'#($#"#$ !$$%1#'%$% +"#$,* !
",,(1$,#)
Tokens as Conditioned Reinforcers
tokens –('%,'%$,#$%&'#($# !" ("%/$"((" $,"%,$0(!"%)$,&'#/"(5+#$%&'#($#
<+#')#"*!$#$+$'+$$"#% '5$%&'#+$(6(/$!"1'#"%,("%("!% !$# '5$%&'#/"(5+
#$%&'#($#token economy/token system
$%$6  !$.("%/$,$1$#'#$$," $ !"% !$/"(5+#$%&'#($#/#,)$,$"./$ *$$%
/$!"1'#"%,'#$+'*$#&#$%&'#($#
Condioned punishment – !" +"#$,* !+%!$% /$('$+%!%) $&
o$$# . $%,#1%)"%$0"+$'&"+%!$%  '5$%. $
Simple Vs Generalized Conditioned Reinforcers
("%/$('$"('%,'%$,#$%&'#($#/$("$'&+"#%)* !"%)$/"(5+#$%&'#($#
o!$'%,'&"%($(#$" #(5
'%,'%$,#$%&'#($# !" +"#$,* !"%)$/"(5+#$%&'#($#simple condioned reinforcer
 !" +"#$,* !'#$ !"%'%$5%,'&/"(5+#$%&'#($#generalized condioned reinforcer
o0+#"$
Factors In#uencing the E%ecveness of Condioned Reinforcement
1 – The Strength of Backup Reinforcers
$%&'#(%)+'*$#'&"('%,'%$,#$%&'#($#,$+$%,'% !$#$%&'#(%)+'*$# !$'& !$/"(5+
#$%&'#($'%*!(! /"$,
2 – The Variety of Backup Reinforcers
$+$%,'% !$%/$#'&/"(5+#$%&'#($# +"#$,* !
<'%$."+'*$#&)$%$#";$,#$%&'#($#/$("$'& +"#%)* !"%./"(5+#$%&'#($#&'',4
(' !$"%,'%$.
&"%.,=$#$% /"(5+#$%&'#($#"#$"1""/$ !$%" $" '%$'& !$*/$ #'%)$%')! '
"% "% !$('%,'%$,#$%&'#($#" "!)!#$%&'#(%) #$%) !&'# !$%,1,"% !$+#')#"
3 – The Number of Pairings with a Backup Reinforcer
 #'%)$#&+"#$,* !"/"(5+#$%&'#($#"%.$".%))'',)#" !$$*/$" #'%)$#
#$%&'#($#&+"#$,* !"!)&#'"+"#$% "'++'$, '> "!)
4 – Loss of Value of a Conditioned Reinforcer
< ('%%$ '/$"'(" $,* !" "/$/"(5+#$%&'#($#
o&.' '+)1%)#$%&'#($$%  !$.".&'#)$  !$+'1$/$!"1'#"%, '+,'%) 
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