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Chapter 4

PSYB45H3 Chapter Notes - Chapter 4: Reinforcement, Motivation


Department
Psychology
Course Code
PSYB45H3
Professor
Jessica Dere
Chapter
4

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 
Chapter 4 – Increasing a Behaviour with Posive Reinforcement
Posive Reinforcement
Posive reinforce – !""#$%!&%$ &"$'&(! )*&%!+,)")%)-%!".$
.%&/&.&/
Posive reinforcement –$'"%-%$"$!0%/%""%-$+$"'%,,%./#)1%"$0&$'%& &*
1&"%$"-%&,$2,)%/%"-$+30-%&" %!&""$-$,&"$!0%
Operant behaviour (OB) –#$%!&"%1&%$&%-%+& %"(! "/$
!&$4! /#)%" %"(! "
o5"'%,,%./#)1%"$0&$'%& &"&$ &"/*/'%,,%./#)1!$"&"/ &"
#$%!&"
Positive Reinforcement vs Negative Reinforcement
&-%,%''%,,%.$+&"1%"-),"%$ &"&"1%"negave
reinforcement/escape condioning
o-%,%' &$"0-!,$$--/$,)6&% !&& %'&"1%".$,,$ &"
,$2,$%%/&"1%"
o+2$/%/%/$"7.)/%/$"")%!.$,,"%1++$+
1%"$0/+0&$'%& -#%$ &"#$%!&"
o1%"$01&""1%"$0"0-!,!"8//$0%%'"0-!,!"1&$"9
o+0&-%"+0:&"$"0-!,!"++$+
Positive Reinforcement Is a Law of Behaviour
1%"$0&$'%& -$$-1%&1&%',&$+1&% ""
Factors In"uencing the E$ecveness of Posive Reinforcement
1 – Selecting the Behaviour to Be Increased
/%#"1 $; .$#$%!&)%!&", 0+%"!&&,$#$,$)%'/ 0+$" "%'
#$%!&/ +"$$"'&(! )
,"%/%#"1 $; %$ &",$2,$%%/&$'%& -1&%+&-.$,,#11,$/
%"$",)
2 – Choosing Reinforcers (“Di"erent Strokes of Di"erent
Folks”)
"%-&$'%& &".%&2'%&,,'%%/$"3-1,
"%-/%%.%&2'%&,,&." $,/.%/$/5,$2 /)"./%1,).$&%)1!&"
&$'%& &/"%#< 0.$$/$$/!,)%!&.%&2$+.$
%&,11$+/$+"=
o%"!-#,% %&/&$2
o 0$)%11%&!$0"%. >*,%%21$ !&#%%2
o?$1!,01,).$'%)*1$%& %,%!&
o%""""$%,"$$'%!&$ $&*.&'%!&$"$&$%,$-% 1%""""
o% $,< 0%1"*!+"*1&$"
Use a Reinforcer Questionnaire or Reinforcer Menu
"(!"0%$&.$,,"21&"%.2$/%'$+"),$2/!"-2$"$&%;/
&$'%& &".$,,.%&2.$-
Use the Premack Principle
Premack Principle –$'%11%&!$)%++$#$%!&"$+1&%##$,$)%'% !&&$+$"-/
%0+%#$%!&",%.1&%##$,$)%'% !&&$+,%.1&%##$,$)$.$,,$ &"
o31&"%0 )%!5&%/%$+)%!&%-.%&2# !")%!5&%)%!&1%@A%&
&)%!&)%!/%%-.%&2*)%! #%)%!&1%'%&'%,,%.$+,'%!&@B
"!/)$+/%-.%&2$ &"$'&(! )
Conduct a preference assessment –,,%.$/$$/!,% %%"-%+!-#&%'$,#,
&$'%& &"
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