not significant, indicating that changing operator has no more impact on the result than repeating the measurement ten times; significant, indicating that changing operator has an impact on the result ...

Christenson, Charles. "Managing against Expectations (A): An Introduction to Profit Variance Analysis." Harvard Business School Background Note 182-013, July 1981.

The goal of this second assignment is to help you better understand the important notions of bias and variance. The first part is purely theoretical, while the second part requires to perform some ...