Answer:
e. None of the above
Explanation:
In economics, positive statements consist of objective statements that individuals can put into test, amend, or reject by referring to the accessible evidence. Positive economics handles unbiased explanation and both testing and refusal of theories. In this case, none of the examples represent a positive statement.
Answer: Experiment - randomized block design
Explanation:
A randomized block design (RBD) is an experimental study where the scientist classifies subjects into different groups, denominated blocks. The subjects within each block are assigned to the different treatments, varieties of wheat in this example.
A randomized block design is effective when the subjects within blocks are comparable in how they influence the response variable but differ from other blocks.
<span>The Bank's existence is a great example of implied powers: the Constitution doesn't say that Congress has the right to make a bank, but its defenders claimed that one was necessary to carry out the Congress' power to collect taxes.</span>
The first HDR was launched in 1990 by the Pakistani economist Mahbub ul Haq and Indian Nobel laureate Amartya Sen. Since then reports have been released most years, and have explored different themes through the human development approach, which places people at the center of the development process.