Jack and Jill Are Twins

question 149

Multiple Choice

Jack and Jill are twins. They are the result of _____.

• A) one ovum fertilized by one sperm that split into two zygotes
• B) two separate ova that were fertilized by two different sperm
• C) one ovum that was fertilized by two sperm
• D) two ova that were fertilized by one sperm

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Definitions:

Small Positive Correlation

A statistical relationship indicating a slight increase in one variable is associated with a slight increase in another variable.

Likert Scale

A range of numbers that correspond to how much someone agrees or disagrees with an item.

Positive Correlation

A relationship between two variables where an increase in one variable is associated with an increase in the other.

Negative Correlation

Negative Correlation refers to a relationship between two variables where one variable increases as the other decreases, and vice versa.