Using statistical models to predict future sales

Time-Series Analysis: Basic Sales Trends


This free online tool analyzes time related trends in sales data.


The tool provides partial and semi-partial correlations, and other summary statistics.


Time-Trend Sales Summary and Statistics
Select a dataset:
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Weather, Sales Trend demand forecasting
This tool calculates the impact, direction, and magnitude of two common influences on the number of sales made: (1) a general sales trend - are sales increasing or decreasing over time?, and (2) the difference between weekday vs. weekend sales. This tool teases apart the strength of each influence on sales. After that, it displays how both influences combine to predictably influence sales.
Step 1. Select a set of sales data from the following list:

Note: When you log in or register, you can create, manage, and store your own datasets online. Once stored, you can analyze your datasets using our free online tools (including the multiple regression analysis tool). As a guest, you can experiment with sample datasets, but any changes you make to the data will not be applied.
To proceed, select a dataset from the list above, or select a different online tool using the list below:
= Regression Analysis = Sales Trend Analysis with Summary Stats
= Bar Graph of Data = Manage or Edit Datasets
= Explore data/weather relationships and build your own model


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