A soap manufacturer is experimenting with several formulas of soap powder. Three of the formulas were selected for further testing by a panel of homemakers. The ratings for the three formulas are as follows: 
What is the value of H?
Definitions:
Working Memory
A cognitive system responsible for temporarily holding information available for processing, important for reasoning and the guidance of decision-making and behavior.
Long-Term Memory
The phase of the memory system that is capable of storing information for long periods of time, potentially indefinitely.
Semantic Memories
Memories of general knowledge, including facts, rules, concepts, and propositions.
Leaky Bucket
A concept often used in telecommunications and computing to describe a method of controlling data flow or managing available bandwidth.
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