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.
Samarium is using looking grass
Correct answer choice is:
A) Two cobblers in town control the shoe making business.
Explanation:
An oligopoly is a business structure in which a few companies or organizations control. When a business is distributed between a few firms, it is said to be extremely intensive. Although just a few firms control, it is probable that many small firms may also perform in the market. The auto industry is another example of an oligopoly.