Which assignment is best?

Psychology
Tutor: None Selected Time limit: 1 Day

Researchers are conducting a research study in which they are concerned about verbal ability differences across the conditions of an experiment.  As a result, the first participants complete a verbal learning task that ranks based on their score on this task.  The researcher then randomly assigns participants to conditions, ensuring that his groups are equivalent on this task in the end. What procedure has this investigator used? Which assignment?

non equivalent
matched random
random 
split half 



Jul 19th, 2015

Thank you for the opportunity to help you with your question! Hi, He observes that work expands so as to fill the time available for its completion.

the researcher has used technique of matched random.matching enables a comparison of outcomes among treated and non-treated units

Please let me know if you need any clarification. I'm always happy to answer your questions.
Jul 19th, 2015

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Jul 19th, 2015
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Jul 19th, 2015
Dec 11th, 2016
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