To answer this question, refer to the following two-way ANOVA summary table 
What is the value for ΣSwithin-cells ?
Definitions:
Consumer Ratings Magazine
Publications that evaluate and rate the quality and performance of products or services for consumer guidance.
New Automobiles
Refers to vehicles that have been recently manufactured, entering the market for the first time.
Information Value
The worth or utility derived from data that can inform decision-making or provide insights, often related to its relevance and accuracy.
Marginal Cost
The increase or decrease in the total cost of a production run for making one additional unit of an item.
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