When variables are precisely measured and characterized, the study has External Validity.
<u>External Relevance</u>
- The degree to which you may extrapolate a study's findings to different persons, groups, environments, and measurement scales is known as external validity. Can you, in other words, extrapolate the research's conclusions to a wider context.
- The goal of scientific study is to generate information that can be applied to the actual world.
<h3><u>Why is external validity important? What is it?</u></h3>
- Can the study be applicable to the "real world"? is a question that external validity aids in answering.
- External validity is strong if your study is transferable to different trials, environments, subjects, and eras. External validity is low if the research cannot be repeated in different contexts.
To learn more about External Validity, Click the links.
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Ivan Pavlov was the first person to describe learning as acquired through classical conditioning while studying the digestive process of dogs. Ivan Pavlov<span> and his theory of classical conditioning had a profound impact on the understanding of human behavior. Hope this answers the question. Have a nice day.</span>

Following are the achievements of Umayyad Caliphs or dynasty are as follows:
- Umayyad Caliphs ruled for over an large immense territorial expansion that streched from Atlantic Ocean to central Asia.
- Increase in massive economic property in which there were investments in extensive irrigation programs, metropolitan areas and many more.
- There are world famous Islamic architectures and spectacular buildings and monuments in which Anjar Palace city is famous.
- There was an impressive range of literary developments which took place.
Answer:
Read below
Explanation:
So the collapse of Western Rome happened due to the barbaians near Germany. The Germanic tribes Pillaged Roman cities and one day pillaged Rome. Rome was on fire, and that lead to the collapse of Rome. Gaul, soon broke free, England was way to out of there reach, etc. Eastern Rome actually did well in surviving and lived up until the Siege of Byzantium, later renamed to Constantinopal ( sorry for the bad spelling ) and now Istanbul.