The correct answer is Independent Samples
Explanation: Independent samples are randomly selected so that changes do not depend on the values of other changes.
Answer: d) Discriminative Stimulus
Explanation:
Discriminative stimulus is defined as term in classical conditioning in which the stimulus is utilized for obtaining a particular feedback from someone.It helps in getting the responses that are desired by an individual and increase those response accordingly.
According to the situation it also describes discriminative stimulus as Tommy prefers to ask about staying up past the bedtime from babysitter as he gets the desired response in the form of permission to stay up. His parent did not let him stay up late so the feedback was not favorable to Tommy's desire.
Other options are incorrect because stimulus class have same element consisting cluster of stimulus. S-delta is the stimulus in which non-enforced behavior is present. Reinforcer is stimulus that encourage for gaining particular response.
Thus, the correct option is option(d).
The purpose of an economic model is to explain the behavior of the issue being examined.
c) explain the behavior of the issue being examined.
<u>Explanation:</u>
The thesis of the economic behavior that can be tested is obtained through an economic model. The economic model describes reality in simplified manner.
Economists generally rely on economic theories or models to study the issues in real-world. The economic models propose the economic ideas that will be helpful for the individuals, company or the government to make decisions. The economic model explains the behavior of the issue that is examined, and helps economist to make predictions about the real world.
Economists use economic models to answer questions.
The Southern Colonies (now known as the states from Maryland, when included with the Chesapeake Colonies, down to Georgia) were founded as privately-owned areas of land that were solely economically influenced by cash crops, such as indigo and tobacco. This is thanks to the lush soil and warm, humid climate perfect for growing. Hope this helps :)