1 - How to do statistics? T H I N K S H O W TELL Page 8...

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Unformatted text preview: How to do statistics? T H I N K S H O W TELL Page 8 What is data? Data is useless without its context: * Who? * W h a t ? W h e n ? Where? W h y ? H o w ? * These are required Page 9 1. The following information appeared in an article in Consumer Reports in June 2003: Name Flavor Price Cal. Protein Carbs Total Fat Sat. Fat Sugars Fiber Quaker Chewy Low Fat Granola Bars Oatmeal Raisin .25 110 1 22 2 0.5 2.5 1 Kudos Milk Chocolate Granola Bars Chocolate Chip .28 130 1 20 5 2.5 3.5 1 Kellogs Nutri- Grain Cereal Bars Blueberry .37 140 2 27 3 0.5 3.5 1 General Mills Milk n Cereal Bars Honey Nut Cheerios .49 160 6 26 4 1.5 4 1 Nature Valley Crunchy Granola Bars Oats n Honey .45 180 4 29 6 0.5 3 2 Which data is categorical? Page 10 1. The following information appeared in an article in Consumer Reports in June 2003: Name Flavor Price Cal. Protein Carbs Total Fat Sat. Fat Sugars Fiber Quaker Chewy Low Fat Granola Bars Oatmeal Raisin .25 110 1 22 2 0.5 2.5 1 Kudos Milk Chocolate Granola Bars Chocolate Chip .28 130 1 20 5 2.5 3.5 1 Kellogs Nutri- Grain Cereal Bars Blueberry .37 140 2 27 3 0.5 3.5 1 General Mills Milk n Cereal Bars Honey Nut Cheerios .49 160 6 26 4 1.5 4 1 Nature Valley Crunchy Granola Bars Oats n Honey .45 180 4 29 6 0.5 3 2 Which data is categorical? Name, flavor Which data is quantitative? Page 11 1. The following information appeared in an article in Consumer Reports in June 2003: Name Flavor Price Cal. Protein Carbs Total Fat Sat. Fat Sugars Fiber Quaker Chewy Low Fat Granola Bars Oatmeal Raisin .25 110 1 22 2 0.5 2.5 1 Kudos Milk Chocolate Granola Bars Chocolate Chip .28 130 1 20 5 2.5 3.5 1 Kellogs Nutri- Grain Cereal Bars Blueberry .37 140 2 27 3 0.5 3.5 1 General Mills Milk n Cereal Bars Honey Nut Cheerios .49 160 6 26 4 1.5 4 1 Nature Valley Crunchy Granola Bars Oats n Honey .45 180 4 29 6 0.5 3 2 Which data is quantitative? Price, calories, protein, carbohydrates, total fat, saturated fat, sugars, fiber What is missing? Page 12 1. The following information appeared in an article in Consumer Reports in June 2003: Name Flavor Price Cal. Protein Carbs Total Fat Sat. Fat Sugars Fiber Quaker Chewy Low Fat Granola Bars Oatmeal Raisin .25 110 1 22 2 0.5 2.5 1 Kudos Milk Chocolate Granola Bars Chocolate Chip .28 130 1 20 5 2.5 3.5 1 Kellogs Nutri- Grain Cereal Bars Blueberry .37 140 2 27 3 0.5 3.5 1 General Mills Milk n Cereal Bars Honey Nut Cheerios .49 160 6 26 4 1.5 4 1 Nature Valley Crunchy Granola Bars Oats n Honey .45 180 4 29 6 0.5 3 2 What is missing? Units of measurement for the quantitative variables Page 13 Here is another look at this data: Name Flavor Price ($) Cal. Protein (g) Carbs (g) Total Fat (g) Sat....
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1 - How to do statistics? T H I N K S H O W TELL Page 8...

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