According to equal environmental assumption (EEA), research indicates identical twins are more likely to be treated the same than fraternal twins.

Question

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The Equal Environment Assumption (EEA) posits that the environments experienced by identical twins are no more similar than those experienced by fraternal twins. However, research often finds that identical twins are treated more similarly than fraternal twins, which is sometimes cited as a challenge to the EEA.

According to Equal Environmental Assumption (EEA), Research Indicates Identical Twins