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Mathematics
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OpenStudy (anonymous):
A researcher in interested in whether students who are musicians have higher intelligence test scores than students in the general population. The researcher predicts that playing a musical instrument is associated with higher intelligence test scores. This is a _____ tailed test and the Zcv is _____. (Points : 2) two; ±1.96 one; ±1.65 two; ±1.65 one; ±1.96
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