Answer:
All the options are correct.
Explanation:
Introduced species can have deleterious effects on biological communities by - All of the above options are correct.
An introduced species are those species that are not local to the place where they are introduced accidentally or by humans.
So, when such species grow in number, they can be a threat to the native animals there.
<span>He repressed the civil liberties of all citizens.
He nationalized the Cuban economy.
He forbade the selling of private property.
He prohibited free press in the country.</span>
Answer:
b. cognitive map
Explanation:
A cognitive map also known as mental map is a kind mental or visual representation which helps an individual code, decode and recall information about locations in their environment. In other words, cognitive maps help an navigate their environment. There are no visual rules nor restrictions needed to be obey with cognitive map.
Experiments in which conditions are deliberately altered and all other variables are held constant are known as <u>Manipulative</u> experiments.
Manipulation checks are measured variables that reveal the concurrent effects of the manipulated variables on other variables outside the targeted dependent variable.
During studies, a process or task is altered in some way, and volunteers are assigned at random to various degrees of the manipulation. The experimenter then checks to see if changes in the controlled factors affect the dependent variable differently.
Manipulation checks focus on variables other than the important dependent variable.
The purpose of manipulations is not to confirm that the manipulated component was the source of the variance in the dependent variable. This is confirmed through random assignment, manipulation before the dependent variable is measured, and statistical assessments of the manipulated variable's impact on the dependent variable.
Consequently, a failed manipulation check does not disprove the idea that the manipulation was to blame.
To learn more about Manipulative Experiment here
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