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TiliK225 [7]
3 years ago
5

If the research prediction is that the treatment will decrease scores, then the critical region for a directional one-tailed tes

t that uses a z-score statistic will be in the right-hand tail. True or false?
Health
1 answer:
ValentinkaMS [17]3 years ago
3 0

Answer:

false

Explanation:

<em>In research prediction, the critical region for a directional one-tailed test that uses a Z-score could tilt towards the right hand or the left hand.</em>

If the research shows that there was a stasistically significant change in the two factors compared (treatment would decrease scores), <em>the direction would tilt towards the left when a z-score statistics was used for the prediction.</em>

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