The scatterplot shown below represents a typical shape of a cubic regression model y = β0 + β1x + β2x2 + β3x3 + ε. 
Which of the following is a predicted value 
if x is equal to 12?
Definitions:
Chase Strategy
A business approach where production meets the exact demand without holding excess inventory, adjusting output as needed.
Production Rate
The speed at which goods are manufactured or processed in a given amount of time, often measured in units per hour or per day.
Machine Capacity
The maximum amount of work that a machine or plant can produce in a given period, usually measured in units of output.
Aggregate Planning
A marketing activity that does an aggregate plan for the production process, in advance of 6 to 18 months, to give an idea to management as to what quantity of materials and other resources are to be procured and when.
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