Case Study - to detect the changes of diameter
Method: use paired t test to analyse the size of Diameter(After Turning, Hardened, Tumbling & Passivation)Step 1: Data collection
Process Flow are :
Turning => measure the diameter =>Hardening=>measure the diameter=>Tumbling=>measure the diamter=>Passivation=>measure the diameter.
All samples are labelled.
Step 2: Data Analysis (Paired t test)
1 comment:
Please don't forget increase your product value to your customer.
Post a Comment