An example of a randomized controlled experiment is when
A) households receive a tax rebate in one year but not the other.
B) one U.S. state increases minimum wages and an adjacent state does not, and employment differences are observed.
C) random variables are controlled for by holding constant other factors.
D) some 5th graders in a specific elementary school are allowed to use computers at school while others are not, and their end-of-year performance is compared holding constant other factors.
Question 2
Studying inflation in the United States from 1970 to 2006 is an example of using
A) randomized controlled experiments.
B) time series data.
C) panel data.
D) cross-sectional data.
Schedule for Controlled Substances Cont
In which experiment was the hormone glucagon used?
Blood pressure is controlled by the cardiovascular and kidney systems
The Meselson–Stahl experiment
The Taylor–Woods–Hughes experiment
A time map of the genes studied in the experiment