A researcher tells some participants that they scored low on an intelligence test while she tells others they scored high on the intelligence test. Although she never actually graded the tests, she finds that those told they scored low rated their abilities much lower than those told they scored high. What is the best test to analyze the results of this study

- "sack of constantinople, (april 1204). the diversion of the fourth crusade from the holy land to attack, capture, and pillage the byzantine city of constantinople divided and dissipated the efforts of the christians to maintain the war against the muslims. the fourth crusade was corrupted from its purpose early on."

- "the crusades were a series of religious wars undertaken by the latin church. the first crusade arose after a call to arms in 1095 sermons by pope urban ii. the first crusade unleashed a wave of impassioned, pious catholic fury, which was of constantinople, the capital of the christian-controlled byzantine empire."

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can you explain it better