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Toddlers are immersed in a language-learning environment at all times,whereas adults who are learning a second language often do so on a part-time basis.Which theory of language acquisition is weakened by this confounding variable
Accuracy
The degree to which a measurement, calculation, or specification conforms to the correct value or a standard.
Validity
The extent to which a test or instrument accurately measures what it is intended to measure.
Instrument Used
Refers to the specific tool or device employed in a study, experiment, or assessment to collect data or measure variables.
Validity Evidence
Information or data that supports the accuracy and appropriateness of the inferences made from test scores or other assessment outcomes.
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