Question

Identify a use of lower and upper limits.

Short answer

The upper and lower limits are use to detect whether the variations in the production process are out of control or not.

Step-by-step solution

Given Information

We have to find the use of upper and lower limits.

Explanation

The Lower limit is defined as the smallest data value that can belong to a class and Upper limit is the largest data value that can belong to a class.

The advantage of having lower and upper limits is that we can detect whether the variation in the productive process of interest are out of control or not. It also help to reduce variation in the outputs