Do these data prove that lack of exercise causes obesity

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Reference no: EM131379680

Obesity and exercise. The Centers for Disease Control and Prevention (CDC) has estimated that 19.8% of Americans over 15 years old are obese. The CDC conducts a survey on obesity and various behaviors. Here is a table on selfreported exercise classified by body mass index (BMI):

a) Are these percentages column percentages, row percentages, or table percentages?

b) Use graphical displays to show different percentages of physical activities for the three BMI groups.

c) Do these data prove that lack of exercise causes obesity? Explain.

Reference no: EM131379680

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