By Far the Most Common Elements in the Universe and in Our

question 15

Multiple Choice

By far the most common elements in the Universe and in our Solar System are

• A) nitrogen and oxygen.
• B) iron and manganese.
• C) hydrogen and helium.
• D) hydrogen and oxygen.

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Definitions:

Alternate-form Reliability

A measure of consistency where two versions of a test that are considered equivalent are given to the same participants at different times to assess consistency of scores.

Internal Consistency

A measure used to evaluate the reliability of a test or scale, indicating how well the various items assess the same characteristic.

Split-half Reliability

A measure of consistency where a test is divided into two parts and the scores from each half are compared to assess the test's reliability.

Coefficient Alpha

A statistic that is used to measure the internal consistency or reliability of a psychometric instrument.