Navern Corporation manufactures and sells custom home elevators.From the time an order is placed until the time the elevator is installed in the customer's home averages 90 days.This 90 days is spent as follows: 
What is Navern's manufacturing cycle efficiency (MCE) for its elevators?
Definitions:
Active Component
The element in a system or product that is responsible for its primary function or effect.
Diet Supplement
Products intended to add nutritional value to the diet, often containing vitamins, minerals, herbs, or other substances.
Statistically Significant
A term used to indicate that the result of a study is unlikely to have occurred by chance alone, according to a pre-determined threshold probability.
Botany Class
A course of study focused on plants, their physiology, structure, genetics, ecology, distribution, classification, and economic importance.
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