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Find the real zeros, if any, of each quadratic function using the quadratic formula. List the x-intercepts, if any, of the
graph of the function.
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Construct Validity
The extent to which a test measures the theoretical construct or concept it is intended to measure.
Content Validity
A type of validity that examines how well a test samples a universe of items.
Reliability
The extent to which a measurement instrument yields reliable and uniform outcomes across various occasions.
Validity
The degree to which a test or measurement accurately reflects the concept or construct it is intended to assess.
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