A study of young children found that those with more body fattended to have more

Question

A study of young children found that those with more body fattended to have more "controlling" mothers; the San FranciscoChronicle concluded that "Parents of Fat Kids Should Lighten up"
a) Was this an observational study or a randomized controlledexperiment? b) Did the study find an association between mother's behaviorand her child's level of body fat? c) If controlling behavior by the mother causes children toeat more, would that explain an association between controllingbehavior by the mother and her child's level of body fat? d) Suppose there is a gene which causes obesity. Would thatexplain the association? e) Can you think of another way to explain theassociation? f) Do the data support the Chronicle's advice onchild-rearing?
a) Was this an observational study or a randomized controlledexperiment? b) Did the study find an association between mother's behaviorand her child's level of body fat? c) If controlling behavior by the mother causes children toeat more, would that explain an association between controllingbehavior by the mother and her child's level of body fat? d) Suppose there is a gene which causes obesity. Would thatexplain the association? e) Can you think of another way to explain theassociation? f) Do the data support the Chronicle's advice onchild-rearing?

Explanation / Answer

a) It is an observational study. b) No. c) Yes, it is certainly explains an asscociation betweencontrolling behavior by the mother and her child's level of bodyfat. d) No, that would not explain the association, this should havebeen a special case. e) I think, there might no other way to explain theassociation. f) No, the data do not support the claim.

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