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Suppose we have stated H0: = 10, and H1: < 10, and find that the sample mean corresponds to a z- score of -3. This
Suppose we have stated H0: = 10, and H1: < 10, and find that the sample mean corresponds to a z- score of -3. This means that the corresponding p-value - - - - -.
- need not be found to reach a decision
- is 0.0026
- is 0.0013
- is 0.9987
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