The False Positive Paradox
Folks, Let’s check in on Patty….... Patty was intensely preparing a lecture on Bayes’ Theorem. She always felt that this theo...
Dr. Ron Lasky
Demonstrating Zero Defects In SMT Production?
Folks, let’s see how Patty is doing at Ivy U….. Patty had to admit that she really liked being a professor at Ivy University. No, t...
Alloy Density Calculator Generates Most Interest of All Blog Posts
Folks, In the nearly ten years that I have been blogging, I am continually surprised by the interest in a spreadsheet I created that calculates alloy ...
Comparing Two Weibull Distributions
Folks, Let’s look at Patty’s last day of class…... As she was driving north to teach her statistics class, Patty was sad to see her...
Weibull Analysis at Ivy U
Folks, Let’s check in on how Patty is doing at Ivy U. Patty was nearing the end of her teaching stint at Ivy U. Only a few more classes re...
Does Lead-Free Assembly Use a Lot More Electricity and High Melt Lead-Free Solders?
Folks, An obvious disadvantage of lead-free assembly is that the oven must be hotter and therefore will use more electricity. But is the extra ...
Handbook of Electronic Assembly Now Available
Folks, It is hard to imagine, but it has been just a little short of 13 years ago that Jim Hall, Phil Zarrow and I approached SMTA’s JoAnn Strom...
Productivity High at PCM, Springfield VT
Folks, Every year, the wonderful folks at PCM host a visit from my class on manufacturing processes and provide a real-world tour of an electronics as...
Sample Size Matters in Weibull Analysis Too
Folks, Some time ago I posted on “The Curse of the Early First Fail” and “Interpreting Weibull Plots.” Both of these po...
An Example of Cpk and Non Normal Data In Electronics Assembly Soldering
Folks, Let’s see how Patty is doing after teaching her first class at Ivy U… Patty arrived at home after teaching her first class at Ivy ...
Cpk can Only be Calculated from Data that are Normally Distributed
Folks, Let’s look in on Patty…. Patty was really nervous. As a matter of fact, there was no time she remembered being this nervous....
My BBC Interview on Tin Pest
Folks, Imagine my excitement when Laurence Knight of the BBC contacted me to see if I was interested in being interviewed on the topic of tin pest, wi...