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A one-tailed test (lower tail) at a 0.077 level of significance has a z value of _____. a. -1.02 b. -0.71 c. -1.77 d. -1.43

A one-tailed test (lower tail) at a 0.077 level of significance has a z value of _____.

a. -1.02
b. -0.71
c. -1.77
d. -1.43

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