INFO4MYSTREY

This blog is created for educational purposes. Info4mystery archive and support student, teacher, Educationalists, Scholars and other people for learning by facilitating reflection, questioning by self and others, collaboration and by providing contexts for engaging in higher-order thinking.

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}  Degree and type of relationship between two or more quantities (variables) in which they wary together over a period.
}  Example: Variation in the level of expenditure or saving with variation in the level of income.
}  A+ve correlation exists where the high values of one variables associated with the high values of other variable.
}  A-ve correlation means association of high values of one with low values of the other.
}  Correlation can vary from +1 to  -1
}  Values close to +1 indicate a high degree of positive correlation.
}  Values close to -1 indicates a high degree of negative correlation.
}  Values close to 0 indicates poor correlation of either kind and 0.
}  0 indicates no correlation at all.   

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