Which of the Following Most Clearly Demonstrates the Influence of Environment

question 44

Multiple Choice

Which of the following most clearly demonstrates the influence of environment?

• A) Bill, who was adopted at birth, died at the same age as his biological father.
• B) Patty, who was adopted at the age of 2, walks like her adoptive mother.
• C) Matt and Jason, identical twins who were separated at birth, are both overweight.
• D) Marie and Amy are fraternal twins who were reared apart. Marie has high blood pressure and Amy does not.

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Definitions:

Statistically Significant

Statistically significant results indicate that the observed effects or differences in a study are unlikely to be due to chance, based on a predetermined significance level.

Alpha Level

Another term for significance level, representing the threshold of probability at which the null hypothesis is rejected in hypothesis testing.

Null Hypothesis

A hypothesis that there is no significant difference between specified populations, any observed difference being due to sampling or experimental error.

Alternative Hypothesis

A statement in statistics that indicates the presence of an effect, difference, or relationship when compared to the null hypothesis.