Data is collected from 20 sales people in order to verify that the more contacts made with potential clients, the greater the sales volume. The Excel printout is shown below. 
From this printout you determine:
Definitions:
Fructose
A simple sugar found in honey and fruit that serves as a major carbohydrate source in the human diet.
Phosphate Group
A functional group consisting of a phosphorus atom covalently bonded to four oxygen atoms, commonly involved in energy transfer within cells.
Weakly Acidic
Describes a solution that has a pH slightly less than 7, indicating a low concentration of hydrogen ions.
Essential Amino Acid
An amino acid that must be provided in the diet because the body cannot make it or cannot make it in sufficient quantities to meet nutritional needs.
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