A multinational firm manufactures several types of 1280 × 1024 LCD displays in several locations.They designed a sampling experiment to analyze the number of pixels per screen that have significant color degradation after 52,560 hours (six years of continuous use) using accelerated life testing.The Excel ANOVA table for their experiment is shown below.Some table entries have been obscured.The response variable (Y) is the number of degraded pixels in a given display. 
The numerator degrees of freedom for the interaction test would be:
Definitions:
Trivializing Views
Attitudes or opinions that diminish the importance, seriousness, or validity of a topic or issue.
Encoded
The process of converting information or data into a particular form, especially for computer processing, storage, or transmission.
Male Generic Terms
Language expressions that appear to be neutral but are biased towards male identification, often excluding or rendering invisible the female experience.
Research Evidence
Information, data, or findings obtained through systematic investigation that support or refute a hypothesis, theory, or claim.
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