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BritishGent BritishGent
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6 years ago
The decision to reject the null hypothesis using the Z test is made
A) by comparing the Z score needed to reject the null hypothesis to the actual Z score of the sample.
B) by comparing the standard deviation of the sample (SD) to the standard deviation of the population (σ).
C) if the Z score is less than -1 or greater than +1.
D) if the Z score is greater than +2.5.
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Using the textbooks:

Statistics for Psychology, 5th Edition (Aron)
Measurement and Evaluation in Psychology and Education, 8th Edition (Thorndike)
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aeLiaLaeLiaL
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Thank you, thank you, thank you!
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