Regression Analysis Excel and how to make it easier
Regression analysis excel is one of the Important this to analysis because it is usually used to estimate the relationship between the two varieties including depend variable and independent variable. Writing this analysis will help you to understand how the dependent variable change when one of the independent variables determine with their variable.
Besides, technically, this analysis is based on the sum of square which is a mathematical way to find the dispersion of data points. The goal of this idea is to get the smallest possible sum of square and draw a line which usually comes closest to the data so that you will get satisfaction in writing this analysis.
How to write regression analysis excel with a simple way
To write this one is actually not too difficult if you understand the basic of the analysis. You can look at your data tab in the analysis group. To start writing regression analysis excel template, you can click the data list. If you cannot find it, you can use analysis ToolPak add-in. With this idea, you can write everything you want easily.
After that, you can select the regression and click OK and select the Y Range. This one is the predictor variable and usually called dependent variable. Next, you can select X Range. This one is explanatory variable and it is usually called as independent variable. The column should be adjacent to each other.
How to write regression analysis excel with ToolPak
You also can use ToolPak on your Excel if you cannot wind the data list on your computer. To use it is also not difficult because you only need to click file and choose option. In option box dialog, you can select add-ins on the left sidebar. In this part, you have to make sure Excel add-ins is selected in the manage box and click go.
Besides, in the Add-ins dialog box, you can tick off analysis toolpak and click OK. This operation will add the data analysis tools to the data tab of your excel ribbon. To run the regression analysis, you only need to click your data analysis button and select the regression and click OK. With this idea, you can open your regression analysis with excel.
How to make the linear regression in Excel
If you have made the regression analysis, usually you will make the linear regression in excel. If you want to visualize the relationship between the two variables, you can draw a linear regression chart. To make this idea, you can select the two columns with your data including headers it will help you to understand the chart.
On the insert tab, click the scatter in the Chats group. After that, you can select the scatter thumbnail. It will insert a scatter plot on your worksheet that will resemble. After that, you can draw the least square regression line and click on any point and choose Add Trendline from the context menu to make your regression analysis excel easy to understand.
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