Calculating the Pearson correlation coefficient can be complicated but software makes it much easier. You can use several methods to calculate correlation in Excel.

– A value of 0 indicates no linear relationship between the two variables. Conclusion Excel makes it easy to calculate the correlation coefficient using the CORREL function. This useful tool allows ...

Correlation measures the linear relationship between two variables. By measuring and relating the variance of each variable, correlation gives an indication of the strength of the relationship.

Line graphs are useful when you want to show the relationship between two variables over time. They're particularly good for showing growth rates, as they make it easier to see if there has been an ...