Regular visits to the dentist should be scheduled every... (B. Six Months)
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>
N=19 is the correct answer
