John Has a Z-Score of -2

question 32

Multiple Choice

John has a z-score of -2.8, whereas Mary has a z-score of +1.9. Whose score is more extreme in the distribution of scores?

• A)John's
• B)Mary's
• C)They are equally extreme.
• D)Neither score is extreme.

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Definitions:

Zero Correlation

Zero correlation indicates a lack of any linear relationship between two variables, meaning one variable does not predict the movement of the other.

Positive Correlation

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

Achievement Tests

Standardized tests designed to assess a person's level of skill, accomplishment, or knowledge in a specific area.

Nurture

The influence of external factors like environment and upbringing on the development and behavior of an individual.