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Assume that the data has a normal distribution and the

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Reference no: EM13577025

Assume that the data has a normal distribution and the number of observations is greater than fifty. Find the critical z value used to test a null hypothesis.

= 0.05 for a two-tailed test

Options:

i) ±2.575
ii) 1.764
iii) ±1.96
iv) ±1.645

Reference no: EM13577025

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