Correlation is used to represent the linear relationship between two variables. On the contrary regression is used to fit the best line and estimate one variable on the basis of another variable, as opposed to regression reflects the impact of the unit change in the independent variable on the dependent variable.
Generally, there are different methods for passing information from one point or person to another. The common of passing information includes the use of mails, text messages, phone calls, postcard among others. There are also non-verbal methods of passing information. Example of such methods is through a broad smile to show that one approves something.
Preoperational stage: In psychology, the term "preoperational stage" is one of the stages in the theory of cognitive development which was introduced by Jean Piaget. The preoperational stage starts at two years of a child's life and lasts through the age of seven of his or her life.
According to Piaget, in this stage, a child is being engaged in symbolic play, starts talking, manipulates different symbols, animism, irreversibility, etc.
In the question above, the given statement signifies the "preoperational stage".
The country labeled with the number 1 on the map above is Spain, and it has a population of 47 million people.
Explanation:
Spain is represented clearly in the European Map. This country has got a population of about 47 million people. The current population of Spain is 46,740,474 as of Saturday, September 14, 2019, based on the latest United Nations estimates.
