Answer: d. Neither the researchers nor the experimental subjects know whether the latter have been assigned to an experimental group or a control group.
Explanation:
A Double-blind design refers to a kind of experimental procedure aimed to reduce the possibility of any subjective biases on both the researchers and the participants. Mostly used in medical trials of drugs, double-blind experiments have participants randomly selected to be part of either the control or the experimental group. There´s a third party in charge of providing the random selection and encoding the information until the data collection is completed.
The theory of evolution<span> by natural selection is the process by which organisms change over time as a result of changes in heritable physical or behavioral traits.</span>
<span>Direct democracy is impossible in today's society, because of the huge number of citizens in each country.</span>
Answer:
throughout the client's hospital admission
Explanation:
Based on the information provided within the question it can be said that this outcome should be evaluated throughout the client's hospital admission. This is because it is of utmost importance to keep an eye on a client frequently, in order to make sure everything is fine and that no complications are arising, since complications can go from bad to worse fast.
It is crucial to understand that at the time of the War for Independence the institution of slavery was practiced in all thirteen colonies.
May 23, 2011 · It appears that plantation owners in the South rose up against the British during the American Revolution as well as against the North during the Civil War to save their slave economy.