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the ielts is practical. the international English language testing system is common and suitable for Chinese learners. \nreliability: it depends on people giving results, it relies on their ability and integrity.\nvalidity: the test is in consistence with the student\u0027s level and is abled to select excellent teachers. the test has the capacity of identifying students\u0027 ability.3 For the same test, assess its practicality, reliability and various forms of validity. On the basis of your evaluation, is it a ¡°good¡± test?
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