What is correlation? How is correlationmeasured and interpreted? What is an example of a correlation that may involve a third variable?
Correlation is a statistical tool used two examine the relationship between two or more variables. The correlation coefficient tells the direction of the correlation, which can be positive or negative. A positive correlation, as the values of one of the variables increase, the values of the second variable also increase. In a negative correlation, as the values of one of the variables increase, the values of the second variable decrease. Likewise, as the value of one of the variables decreases, the value of the other variable increases.
Correlational analysis can …
This solution describes what correlation is and how it is measured and interpreted in 350 words. One example is included. An attachment is also included that contains a formula and six diagrams. Two sources are cited.