Construct An $R$ Chart and Determine Whether the Process Variation Is Within Statistical

question 30

Essay

Construct an $R$ chart and determine whether the process variation is within statistical control.

A machine that is supposed to produce ball bearings with a diameter of 7 millimeters yields the following data from a test of 5 ball bearings every 20 minutes.

---

Definitions:

Part-Time Modeling

Engaging in modeling on a less than full-time basis, often balancing with other job responsibilities or educational pursuits.

Disaffirm

The legal act of a minor voiding or rejecting a contract they have entered into, under the protection of laws that allow minors to cancel certain agreements.

Real Property

Land and anything permanently attached to it, such as buildings and natural resources.

Fully Executed Contract

A legally binding agreement that has been fully enacted, with all its terms met by all parties involved.