When sets of diverse ability tests are administered to large, unbiased samples, almost all the correlations are positive. This is a phenomenon known as ____.
a. the positive correlation effect.
b. positive manifold.
c. positive factor structure.
d. factor analysis.
Question 2
A study demonstrates that the number of cigarettes smoked per day is significantly correlated with the number of respiratory infections experienced by young adults. This observation suggests that
a. cigarette smoking causes respiratory infections.
b. cigarette smoking does not cause respiratory infections.
c. cigarette smoking causes some respiratory infections but not others.
d. the data do not allow inferences about causation.
Aerial and close-up views of a large biodiversity experiment in Cedar Creek, Minnesota. Each of the
Albatrosses brood young chicks until they are large enough to thermoregulate.
Team of geologists collecting samples for paleomagnetic analysis at Sangiran, Java.
Multiple-dose drug administration. Drug A and drug B are administered every 12 hours. Drug B reaches ...
The bridging ability of IgM: (a) Pictorial view of IgM bridging of red cells. (b) Macroscopic view ...