Observation skills, you could make inferences and predictions
Answer:
<u>"the independent variable—whether or not the students receive money for doing puzzles—has a significant effect, such that students in the paid group spend less time doing puzzles during their break time".</u>
Explanation:
<u>Independent variable:</u> In psychological research, the term "independent variable is described as a variable that is being manipulated, altered or changed by an investigator or researcher in order to see or notice its effect on the dependent variable of the given study. Thus, the independent variable has a direct impact on the dependent variable.
<u>In the question above, the research finds that "the independent variable—whether or not the students receive money for doing puzzles—has a significant effect".</u>
The industrial development of Europe had the greatest impact on environment issues.{correct me if I’m wrong please}
Answer:
Black people were brought to the Americas as slaves against their will, mainly to work on farms and plantations. The vast amounts of crops that farmers planted needed people to work them, and others were too expensive to hire.
Explanation:
Most African Americans were brought to the Americas as children, which were smuggled from their home and shipped through the middle passage. Some people freed these African Americans after they died, but life was hard for people of color, as they would often be brought back into slavery after having nowhere to work.
