Cheese, again! The demand for healthy foodsthat are low in fats and calories has
Chapter 3, Problem 24(choose chapter or problem)
Cheese, again! The demand for healthy foodsthat are low in fats and calories has resulted in a largenumber of low-fat and fat-free products at thesupermarket. The table shows the numbers ofcalories and the amounts of sodium (in milligrams)per slice for five different brands of fat-free Americancheese.Brand Sodium (mg) CaloriesKraft Fat Free Singles 300 30Ralphs Fat Free Singles 300 30Borden Fat Free 320 30Healthy Choice Fat Free 290 30Smart Beat American 180 25a. Draw a scatterplot to describe the relationshipbetween the amount of sodium and the number ofcalories.b. Describe the plot in part a. Do you see any outliers?Do the rest of the points seem to form a pattern?c. Based only on the relationship between sodium andcalories, can you make a clear decision aboutwhich of the five brands to buy? Is it reasonable tobase your choice on only these two variables?What other variables should you consider?
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