NURSING ANM AND GNM

NURSING EXAM QUESTIONS

SOCIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is correlation?
A
A mutual link between two or more factors
B
When two factors are different
C
When two factors are the same
D
None of the above
Explanation: 

Detailed explanation-1: -Correlation is a statistical term describing the degree to which two variables move in coordination with one another. If the two variables move in the same direction, then those variables are said to have a positive correlation. If they move in opposite directions, then they have a negative correlation.

Detailed explanation-2: -Correlation is when there is a mutual relationship or connection between two or more things. In mathematical terms, correlation most often applies to the measurement of the relationship between two variables, X and Y.

Detailed explanation-3: -In statistical terms, correlation is a method of assessing a possible two-way linear association between two continuous variables. Correlation is measured by a statistic called the correlation coefficient, which represents the strength of the putative linear association between the variables in question.

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