Answer: A.There is sufficient evidence to conclude that the mean price of a single-family home has increased from its level two years ago of $299,500
Explanation:
From the question, we are informed that according to the Federal Housing Finance Board, the mean price of a single-family home two years ago was $299,500 and that a real estate broker believes that due to recent credit crunch, the mean price has increased since then and the result is that the null hypothesis is not rejected.
The conclusion based on the results of the test is that since the null hypothesis has been rejected, it simply means that there are sufficient evidence that there has been an increase in the mean price since two years ago.
Therefore, option A is the correct answer.
Answer:
A. Landscape lawns produce positive externality.
B. Sports vehicle generates a positive externality
C. Walk to work creates positive externality.
D. Cigarettes create a negative externality.
Explanation:
Positive externality occurs when society gets benefit from a persons act. Susan has created lawns near her house and there are beautiful flowers in the lawn. This will be relaxing for those who pass near by the lawns. There will be fresh air coming from the lawn and society will look pleasant.
Negative externality is one in which society is harmed by the act of a person. This happens when Anita smokes at a bus stop. There are other travelers who will be present at the bus stop might be harmed from the smoke which arises from the cigarette.
Answer:
Market Access
Explanation:
Based on the information provided within the question it can be said that the aspect that is being mentioned is known formally as Market Access. This term refers to the process of making sure that anyone who may benefit has fast and easy access to the brands that are being sold and at the correct price, and that there are no unfair restrictions being imposed.
