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.
(a) Feeding by bear on salmon results in large allochthonous inputs of nutrients into (b) the forest
The Red-bearded Bee-eater Nyctyornis amictus is a large species of bee-eater found in the Indo-Malay
Apply light effleurage around abdomen in a large circle with the palm of a flat hand.
Researchers compared the ability to recognize various kinds of facial expressions across young adult
Electropherogram showing the STR profiles of four samples from a rape case