Key Points X-bar and R charts are useful control charts for use with rational subgroups. X-bar measure between-sample variation. R charts measure within-sample variation. All processes vary.

We also cover the equations and constants for the X-bar and R (Range) chart, and work an example of this important control chart. Industry 4.0 Academy Disclaimer The courses offered in this catalog ...

Here’s another animated “bar chart race” visualization showing the world top ten manufacturing nations by share of global manufacturing output from 1970 to 2017 using data from the ...

Range-bar charts are different from time-based charts because each new bar in a range bar is based on price movement rather than units of time, like minutes, hours, days, or weeks.

Manufacturing employment has been falling at the same rate since 1961. We can learn a lot from that. ... This chart will change how you think about manufacturing. March 21, 2013.

President Donald Trump has discussed leading the United States into a "manufacturing renaissance." In today's Chart of the Day, Julie Hyman analyzes the current state of US manufacturing regarding ...

The Mythical American Manufacturing Renaissance in Three Charts. By Matthew Yglesias. July 25, 2013 10:03 AM. ... And they’re thinking about things like this chart that you see above.