Given that a directional hypothesis is a prediction made by a researcher regarding a positive or negative change, relationship, or difference between two variables of a population, a two-tailed test is the perfect tool to validate it because a two-tailed test is designed to examine both sides of a specified data range.
So the final answer to this question is:
True.
She needs to determine her best learning style. As far as I know there are 7. Visual, Auditory, Verbal, Physical, Logical Social, and Solitary. From there she can decide which method best stimulates her learning habits. Hope this helps. If not maybe give me a more defined question. Wasn't sure if this was opinionated or focused around the word perpetuate.
