Do Students with big feet send to have more money? We might think so looking at

Question

Do Students with big feet send to have more money? We might think so looking at a sample of student from grades 1.6 and 12 The correlation was 0.97 between their size and their tended to have more money a) Is there a causal relationship, whereby having bigger feet gives you more money? It is likely that there is a causal relationship between shoe size and wealth. It is not likely that there is a causal relationship between shoe size and wealth. b) Explain how a students age could be a lurking variable that might be responsible for this association, being a common cause of both shoe size and wealth. A. Both shoe size and wealth tend to decrease with age. B. shoe size decreases with age but wealth tends to increase with age. C. Shoe size increases with age but wealth tends to decrease with age. D. Both Shoe size and wealth tend to increases with age. Sketch a hypothetical.

Explanation / Answer

a) it is not likely htat there is a causal relationship b/w shoe size and wealth

b)

option D is correct ; both shoe size and weath tend to increase with age

c)

option C seems to be correct due to linear and increasing trend with 3 distict classes are visible

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