punishment
Punishment is the change in the
environment that occurs after a response which decreases the likelihood of the behavior
occurring again in the future. This is according to operant conditioning--a learning
process where a behavior is altered by reinforcement or punishment.
Answer:
there is no difference in the length of the prison sentence received by attractive and unattractive defendants.
Explanation:
Null hypothesis is a form of hypothesis that describes a form.of hypothesis in which there is no statistical significance between the two variables in the hypothesis.
In other words, it is a form of hypothesis that assumes that there is no relationship between the variables being considered.
Hence, in this case, the null hypothesis would suggest that there is no significant difference between specified populations, any observed difference being due to sampling or experimental error.