Modeling linear regression in Excel is easier with the Data Analysis ToolPak. Regression output can be interpreted for both the size and strength of a correlation among one or more variables on ...

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

Data can be overwhelming, but Excel's CORREL function helps you cut through the noise. Calculating the correlation ...

Data can be overwhelming, but Excel’s CORREL function helps you cut through the noise. ... while -1 indicates a perfect negative correlation. A value of 0 suggests no linear relationship.

One way to assess this fluctuating data is to add a linear trend line to the Excel 2013 graph. This visual element considers all the data and displays the overall direction the values are taking.

Modeling linear regression in Excel is easier with the Data Analysis ToolPak. Regression output can be interpreted for both the size and strength of a correlation among one or more variables on ...