cs180_lab1
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cs180_lab1 [2021/06/30 23:42] (current) |
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| This infographic was published in a NY Times article. | This infographic was published in a NY Times article. | ||
| + | * Make 3 observations about the data. Don't project your own interpretations onto it; try to state objective facts that are fully supported by the data. | ||
| * The article’s print version states “Experts disagree almost as much as non-experts.” Find evidence of this in the graph. (Hint: Examine the ratings of foods on the y = x line.) | * The article’s print version states “Experts disagree almost as much as non-experts.” Find evidence of this in the graph. (Hint: Examine the ratings of foods on the y = x line.) | ||
| * Describe the cluster of foods on y = x (27 percent of foods); the cluster in y > x region (44 percent); the cluster in y < x region (29 percent). Hypothesize what these the foods in a cluster and their ratings have in common. | * Describe the cluster of foods on y = x (27 percent of foods); the cluster in y > x region (44 percent); the cluster in y < x region (29 percent). Hypothesize what these the foods in a cluster and their ratings have in common. | ||
| - | * How were the foods picked for the surveys? Based on what it says in the article, do you think this would give a broad sample of foods that are commonly eaten? (Hint: Why is there a gap in the middle of the graph?) | + | * How do you think the foods were picked for the surveys? (Hint: Why is there a gap in the middle of the graph?) |
| - | * How was the data collected? Based on what it says in the article, do you think this would give a reasonable sample of the general public and nutritionists? If not, why not? What could they have done differently? | + | |
| * Why do steak and hamburgers rate so different? How about American and Cheddar cheese? | * Why do steak and hamburgers rate so different? How about American and Cheddar cheese? | ||
cs180_lab1.1610383565.txt.gz · Last modified: 2021/06/30 23:40 (external edit)
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