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Correlation research
. Correlation research is based on the computation of a statistical score.
A perfect correlation is. +1 or -1.
A
. A correlation result tells the strength of the relationship as well as its direction.
. A positive Correlation indicates that as one variable increase. For eg, as unemployment rate in, crime rates also increase.
. A negative correlation indicates that as one variable increase the other decre. For eg as an individual streds level increase his or her health condition decrease.
.Data are gather from a variety of sources and by using several methods.
. This metod often evolves observing what happends or re structing the case history of a single participant or group of individuals.
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