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Two Goals of Behavior Analysis
To accurately predict behavior
To discover CAUSAL variables that may be used to positively influence behavior
Characteristics of Willed Actions
No triggering event
Goal directed
Will
Typically described as a force that is responsible for behavior
Six Problems with the idea that an uncaused will causes behavior
Explaining one behavior with a second behavior lacks parsimony.
If your behavior is free from ANY influence, then you would be insane.
Most of our voluntary behavior occurs without our willing it to occur.
Spurious reason-making.
The Libet Studies.
If behavior is caused by and uncaused will then there is no point to behavioral analysis because you cannot possibly predict or influence it.
Spurious Reason Making
We make reasons to justify our actions and think that we came up with the reason as if to act.
The Libet Studies
The conscious willing of behavior typically takes place a little bit after the behavior.
Heuristic
Simple and quick rules someone comes up with as a judgement.
Are used as reifications today.
Reification
To treat an abstraction or heuristic as though it were an actual thing. Typically causes circular arguments.
Three Components of a Behavioral Experiment
The dependent variable is behavior.
Experiments test falsifiable hypotheses.
Manipulation of the independent variable.
Self-Report
A subjective method of measuring behavior. Should be avoided because of social desirability bias and recalling our own behavior is hard.
Social Desirability Bias
When you lie to yourself about how much of a certain behavior you preform in order to appear more alike society or your peers.
Direct Observation
Record behavior as it occurs, or record the outcome of behavior at a later time.
Interobserver Agreement (IOA)
IOA quatifies the level of agreement and disagreement. Should be above 90%
Calculation of IOA
Agreements / (Agreements + Disagreements)
Outcome Recording
Instead of recording the behavior as it occurs, record the outcome (distinct, observable, and lasting product) of that behavior. The behavior needs to have an outcome to use this.
Event Recording
Recording each instance of the behavior as it occurs. Each instance should take about the same amount of time to compute.
Interval Recording
A direct-observation method used to estimate how often a behavior occurs by recording whether or not the behavior occurs in each of a series of contiguous time intervals.
Duration Recording
The amount of time spent engaging in a behavior is recorded.
Group Designs
Large numbers of participants, which are randomly assigned to treatment or the control group.
Single-Case Research Design
These allow you to conduct an experiment with a single individual.
Reasons for taking Single-Case Research Design
You need a large group of people to do a group study.
People don't want to be assigned to the Control Group, they want to be treated.
Single-case designs build replication into the design.
Large-group designs require the use of inferential statistics.
Single-subject designs encourage the researcher to present their individual data graphically and let the consumer decide if it was successful.
Internal Validity
If we can say that the intervention caused the behavior change the experiment has internal validity.
Comparison Design (A-B)
When you compare the treatment behavior to the baseline behavior. Can't have internal validity and prove against time coincidences.
Reversal Design (A-B-A-B)
When you compare the baseline behavior to the treatment behavior and compare that to the reversal behavior. Sometimes you even go back into treatment. Can have internal validity and prove against time coincidences.
Multiple-Baseline Design
A design where you implement multiple changes through a time lag to adjust different behaviors. Best when used when the treatment would cause irreversible effects or the treatment is unethical to stop once started.
Multi-Element Design
Alternating the experimental conditions frequently. Treatment effect shows up as different rates of behavior under the two conditions.
Behavior
An individual living organism's activity, public or private, which may be influenced by external or internal stimulation.
Responce
A single instance of behavior.
Private Activity
Activity only the acting organism can observe.
Public Activity
Activity everyone can observe.
Stimulus Events
Things you can see, hear, smell, taste, or feel.
Internal Stimulation
Stimulation caused by an internal reaction. (getting hungry, tired, etc.)
External Stimulation
Stimulation caused by an external action. (a loud noise, the smell of popcorn making you hungry, etc.)
What is the utility in predicting the behavior of individuals?
It allows adaptive behavior.
Behavior is determined
Behavior has a cause, or multiple causes.
Mentalistic Explanations of Behavior
Explanations for why you preformed a behavior. (I felt like it, I willed it, etc.)
The Scientific Method
A valid way to reveal the determinants of behavior.
Scientific Method Characteristics
Objective -humans are susceptible to biases and their understanding of behavior is alterable.
Quantitative.
Systematic - implementation is done exactly every time.
Empirical - evidence must be observable.
Falsifiable - hypotheses must be able to be proven wrong.
Independent Variable
A publicly observable change, controlled by the experimenter, which is anticipated to influence behavior in a specific way.
Replication
When your experiment is able to be done over and over again while providing the same results.
Environmental Events
All of the things you experience through your senses.
Experimental Behavioral Analysis
Scientific approach to behavior in a laboratory setting.
Applied Behavioral Analysis
Scientific approach to behavior in a clinical setting.
Behavioral Science Delivery
Delivering the behavioral services found by applied or experimental behavioral analyses.
Dependent Variable
The objective measure of behavior
Correlation vs. Causation
Correlation means there is a relationship between two variables.
Causation means one variable has a direct effect on the other variable.
Correlation does not imply causation.
Behavioral Definition
A specific definition of the behaviors of interest.
Needs refining and finalizing as you go.
Can gain social validity.
Social Validity
The consumer of the interventions, or an expert in the field indicates that the behavioral definition accurately reflects the behavior of interest.
Reactivity
When behavior changes because the individual is aware they are being watched.
Alternative Explanations
Individual Differences
Time Coincidences
Treatment
The method introduced to MODIFY the rate of a behavior.