Migration changes the population of a place, therefore, the distribution of the population is uneven in the country. Migration increased the slum areas in cities which increase many problems such as unhygienic conditions, crime, pollution etc. so, unmanaged migration can be a Great threat in population management.
Answer:
e. minimizes any potential differences between the control and experimental groups.
Explanation:
Random assignment -
It refers to the process during an experiment to make sure than all the participants are given equal opportunity , is referred to as random assignment .
It is also known as random placement .
The method is adapted in order to avoid any bias behavior during the experiment .
The method helps to ensure any difference between the groups , in the end of the experiment .
Hence , from the given question ,
The correct option is e.
Answer:
Correct Answer:
D) is a formal method of communication, i.e., legally it needs to be approved by an administrator, such as a principal during routines that families normally engage in.
Explanation:
In an established school system, there is need to have an established form of communication between the students and the parents of those students. This could be achieved through a traveling notebook. <em>Before its usage, there is need for it to be approved by the school management in-order to monitor that it was used for its main purpose rather than being abused.</em>
D because it shows the more ad because it shows that the highlighter the demand the more rapidly the price will go up
