When you are working with subgrouped data, it can be helpful to accompany a cusum chart for means with a Shewhart s chart for monitoring the variability of the process. This example creates this ...

This example shows how to label subgroups in a vertical bar chart that is generated by the GCHART procedure. Each bar represents total orders for a city and is subgrouped by the type of order. The ...

Stock charts and their accompanying data can appear complex and may be difficult to understand for new investors. The good news is that with a little help, these charts — and the information ...