Read
t he
f ollowing
s cenarios
a nd
d etermine
i f
i t
i s
a
F ixed-‐Interval
( FI),
V ariable-‐Interval
(VI),
F ixed-‐Ratio
( FR),
o r
V ariable-‐Ratio
( VR)
s chedule.
E xplain
w hy
i t
i s
t hat
r einforcement
schedule.
Y ou
m ay
u se
i ncomplete
s entences.
1.
C alling
t he
m echanic
t o
f ind
o ut
i f
y our
c ar
i s
f ixed
y et.
2.
B uying
l ottery
t ickets.
3.
T he
s peed
c ameras
a long
C onnecticut
A venue.
4.
B ryce
H arper
s igns
c ontract
w hereby
h is
s alary
e ither
i ncreases
o r
i s
r enegotiated
e very
3
y ears.
5.
C arpet
c leaner
w ho
t akes
a
b reak
o nly
a fter
h aving
c leaned
5
r ooms.
6.
C hild
s creams
a nd
c ries
i n
a
s tore
t o
g et
w heat
h e
w ants—every
s o
o ften
i t
w orks.
7.
F ly-‐fishing:
c asting
a nd
r eeling
b ack
s everal
t imes
b efore
c atching
a
f ish.
8.
B uddy
t he
E lf
g ets
a
c ookie
a fter
h e
f inishes
m aking
7 5
E tch-‐a-‐Sketches.
9.
B ennet
t urns
o ver
m any
r ocks
l ooking
f or
w orms.
10.
R eaching
f or
y our
p hone
w hen
i t
b uzzes.
E xplain
h ow
e xtinction
a nd
s pontaneous
r ecovery
o ccur
i n
b oth
C lassical
a nd
O perant
Conditioning.