Answer:
One-way analysis of variance
Explanation:
A junior researcher is conducting a test to find out the effect of room illumination on test performance. The different conditions of room illumination are high, low, and normal.
One-way analysis of variance statistical test would be most appropriate to test the relationship between different conditions of room illumination and test performance.
A period of severe dust storms that greatly damaged the ecology and agriculture of the U.S. and Canadian prairies during the 1930s
The correct answer is Systematic observation
Systematic observation is a method used to understand how a particular activity or task works. The researcher observes the steps of a process, the tools used, the difficulties that appear, the conversations and results of the work.
Systematic Observation is guided by a defined objective, something you want to know about that activity. The observation is made repeatedly until there is sufficient evidence to state this.
Systematic Observation can be used to do Behavioral Mapping, Task Analysis or Activity Analysis.
Answer:
World War Two ended finally in the summer of nineteen forty-five. Life in the United States began to return to normal. Soldiers began to come home and find peacetime jobs. Industry stopped producing war equipment and began to produce goods that made peacetime life pleasant. The American economy was stronger than ever.
Some major changes began to take place in the American population. Many Americans were not satisfied with their old ways of life.
They wanted something better. And many people were earning enough money to look for a better life.
Millions of them moved out of cities and small towns to buy newly-built homes in the suburbs. Our program today will look at the growth of suburbs and other changes in the American population in the years after World War Two.
