Statistics

Imagine you're a researcher and you need to perform a one-sided test of an alternative hypothesis. You decide to conduct a significance test at the .05 level. Which of the following ranges of z-scores would make the test statistic significant at .05 (one-tail) but not at .01?

A. z > 1.60
B. 1.645 < z < 1.70
C. -1.96 < z < 1.96
D. z < 1.96
E. 1.645 < z < 2.33

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