Xedugen.wileyplus.com Assignmens>Open Assignment BACK This problem uses the data

Question

Xedugen.wileyplus.com Assignmens>Open Assignment BACK This problem uses the dataset BodyFat, which gives the percent of weight made up of body fat for 100 men as well as other variables such as Age, Weight (in pounds), Height (in inches), and circumference (in cm) measurements for the Neck·Chest, Abdomen, Ankle, Biceps, and Whist. 1 Using Abdomen Circumference to Predict Body Fat Figure 1 shows the data and regression line for using weight to predict body fat percentage Figure 2 shows the data and regression line for using abdomen circumference to predict body fat percentage. 40 40 30 30- 20 20- 10 0- 120 140 160 180 200 220 24 260 280 100 110 120

Explanation / Answer

(a) the one using abdomen circumference ( figure 2 ) contain data with larger correlation. Because it has lower variance and the values are distributed along a straight line.

So, the answer is Abdomen.

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