Robert Yerkes, who lived from May 26, 1876 to
February
3, 1956 <span> was an </span>American psychologist, pioneer
in the area of industrial psychology. He is also an ethologist, eugenicist and
primatologist. He is best
known in the field of comparative psychology and for his work in intelligence
testing.
<u>ANSWER:</u>
The correct option is A: The country was in recession.
<u>EXPLANATION:</u>
- When Obama became the president in 2009, the country was in great recession and financial crisis. Obama's main challenge was to fight and do away with the recession of 2008 that had hit the country hard.
- Obama was successful in fighting this recession. He not only announced an economic stimulus package for the country but also cut taxes and funded public works.
- By investing in the country, Obama was able to get the country out of recession in a few years.
Answer:
Descriptive research
Explanation:
If our goal is to estimate the prevalence of a disease or exposure in a population, we are talking about descriptive research. Whenever we are trying to describe the characteristics of a population or a phenomenon (in this case the frequency of a disease and exposure to it) we are doing a descriptive study. The results of this type of studies are usually represented in descriptive statistics and percentages. For example, from this sort of survey we would find out the percentage of population that suffer this disease.
