How Do ³ H and ³ He Differ? 1 2

question 33

Multiple Choice

How do ³ H and ³ He differ? 1 2

• A) in their number of protons
• B) in their number of neutrons
• C) in both of the above ways
• D) in their chemical behavior
• E) in all of the above ways

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Definitions:

Variability

The amount of dispersion of scores about some central value.

Pearson Product-moment

A correlation coefficient that measures the linear correlation between two variables, indicating the strength and direction of their relationship.

Correlation Coefficient

An index of how strongly two variables are related to each other.

Alternate Forms Reliability

A measure of reliability obtained by administering different versions of an assessment tool to the same group of individuals.