The following Excel scatterplot with the fitted quadratic regression equation illustrates the observed relationship between productivity and the number of hired workers. 
Which of the following is the predicted productivity when 32 workers are hired?
Definitions:
Relative Luminance
A measure of the amount of light that is emitted or reflected by an object relative to a reference white point.
McGurk Effect
A phenomenon that demonstrates an interaction between hearing and vision in speech perception, where a visual stimulus can influence what we believe we hear.
Cultural Experience
The accumulation of knowledge, beliefs, and customs by the process of exposure to and engagement with one's own and other cultures.
Retinal Disparity
The slight difference in the visual images that the right and left eyes perceive due to the eyes' horizontal separation, which is important for depth perception.
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