Randy Trask, president of GED Testing Service, said the new test would be worth the price, with additional features such as a detailed analysis of students' answers and security measures to prevent cheating.

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He added that it was important to balance analysis with chronology, as students needed to understand concepts such as time and the past.

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Students of Fibonacci analysis know that it is typically the violation of the 61.8% resistance or support level that confirms a rally is over.

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