Discontinuous measurement sample:
Partial interval example (if the behavior occurs at all during the interval mark it as
happening) :
10 second intervals
x
x
x
x
x
x
x
Total number of intervals 15 total number of intervals marked 7
Percentage of intervals where behavior occurred: (# marked divided by total # then
times 100)=
7/15= .466 .466 x100 = 46.6% (can round up to 47%)
Whole interval example (only if the behavior occurs during the whole interval, mark
it as happening):
10 second intervals
x
x
x
x
Total number of intervals 15 total number of intervals marked 4
Percentage of intervals where behavior occurred: (# marked divided by total # then
times 100)= 4/15= .266 .266x 100 = 26.6 % (round up to 27%)
Momentary time sampling
Check at 10 second intervals (at each 10 second interval, check to see if the behavior
is occurring)
x
x
x
x
x
Total number of intervals 10 total number of intervals marked 5
Percentage of intervals where behavior occurred: (# marked divided by total # then
times 100)= 5/10 = .5 .5x100=50%
Discontinuous measurement examples :
Partial interval example (if the behavior occurs at all during the interval mark it as
happening) :
10 second intervals
Total number of intervals ______________ total number of intervals marked______________
Percentage of intervals where behavior occurred: (# marked divided by total # then
times 100)=
Whole interval example (only if the behavior occurs during the whole interval, mark
it as happening):
10 second intervals
Total number of intervals ______________ total number of intervals marked______________
Percentage of intervals where behavior occurred: (# marked divided by total # then
times 100)=
Momentary time sampling
Check at 10 second intervals (at each 10 second interval, check to see if the behavior
is occurring)
Total number of intervals ______________ total number of intervals marked______________
Percentage of intervals where behavior occurred: (# marked divided by total # then
times 100)=
Question 15 Materials:
Forward chaining:
1.Get two pieces of bread
C
G
PP
FP
3. Put Ham and cheese on one piece of
bread
C
G
PP
FP
2. Get Ham and Cheese
4. Put other piece of bread on top.
5. Put on plate.
Backward chaining:
C
C
C
G
G
G
PP
PP
PP
FP
FP
FP
1.Get two pieces of bread
C
G
PP
FP
3. Put Ham and cheese on one piece of
bread
C
G
PP
FP
2. Get Ham and Cheese
4. Put other piece of bread on top.
5. Put on plate.
C
C
C
G
G
G
PP
PP
PP
FP
FP
FP
Total task chaining:
1.Get two pieces of bread
C
G
PP
FP
3. Put Ham and cheese on one piece of
bread
C
G
PP
FP
2. Get Ham and Cheese
4. Put other piece of bread on top.
5. Put on plate.
C
C
C
G
G
G
PP
PP
PP
FP
FP
FP