A poll was taken this year asking college students if they considered themselves overweight.A similar poll was taken five years ago.Results are summarized below.Has the proportion increased significantly? Let α = .05. 
Definitions:
Monosaccharides
Simple sugars that are the most basic form of carbohydrates, serving as energy sources and building blocks for more complex sugars.
Disaccharides
Carbohydrates composed of two monosaccharide molecules bonded together, such as sucrose and lactose, which are used by organisms as energy sources.
Polysaccharide
A carbohydrate molecule consisting of long chains of monosaccharide units bound together by glycosidic linkages.
Sugars
Carbohydrates that are sweet to taste, soluble in water, and used as a source of energy by living organisms.
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