Chapter 1. Chapter 9: Human Food Preference

Introduction

Graphic Content Activities

Use the data presented in the graph to answer each question in this exercise.

Question

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{"title":"Y-Axis (dependent variable)","description":"Good job!","type":"correct","color":"#99CCFF","code":"[{\"shape\":\"rect\",\"coords\":\"30,6,48,174\"},{\"shape\":\"rect\",\"coords\":\"3,4,23,180\"}]"} {"title":"X-axis (independent variable)","description":"No. The x-axis represents the independent variable. Try again.","type":"incorrect","color":"#993300","code":"[{\"shape\":\"rect\",\"coords\":\"50,161,497,182\"},{\"shape\":\"rect\",\"coords\":\"165,191,363,214\"}]"}
Right! The value on the y-axis, human preference for food, depends upon the value plotted on the x-axis.
No. The value plotted on the x-axis is the independent variable. Try again.

Question

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4
Right! A line graph uses lines or curves to connect data points or illustrate trends across many data points.
Incorrect.

Question

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4
Right. After a certain point, food becomes less desirable as sugar is added.
Incorrect.

Question

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{"title":"point a","description":"No. Adding more sugar at this point only makes the food more desirable. Try again.","type":"incorrect","color":"#ff0000","code":"[{\"shape\":\"circle\",\"coords\":\"150,138,17\"}]"} {"title":"point b","description":"Right. Adding more sugar after this point would actually make a food less desirable. Notice how the line curves downward after this point.","type":"correct","color":"#ff0000","code":"[{\"shape\":\"circle\",\"coords\":\"294,39,16\"}]"} {"title":"point c","description":"While it is true that adding this much sugar to a food would make it very undesirable, this is not the point at which adding additional sugar would begin to make the food less desirable. Try again!","type":"incorrect","color":"#ff0000","code":"[{\"shape\":\"circle\",\"coords\":\"461,172,15\"}]"}
3
Right! The value on the y-axis depends upon the value plotted on the x-axis.
No. The value plotted on the x-axis is the independent variable. Try again.

Question

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4
Right. The upward slope of the line representing "fat content" indicates that, the more fat a food contains, the more desirable it will be to the human palate with no limit indicated.
Incorrect.

Question

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4
Right. Human preference for food increases as fat content increases, however as sugar content increases after a certain point, desirability decreases.
Incorrect.

Question

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4
Right! The graph shows that, while adding additional fat content makes a food infinitely desirable, adding too much sugar would make it undesirable.
Incorrect.

Question

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4
Right. Humans' inherent preference for sugary, fatty foods paired with increased availability of high-fat, high-sugar foods provides solid insight into why these foods are more prevalent in the average American's diet today.
Incorrect.

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