A positive value for a correlation indicates
a. increases in one variable tend to be accompanied by increases in the second variable.
b. increases in one variable tend to be accompanied by decreases in the second variable.
c. a stronger relationship than if the correlation were negative.
d. nothing; all correlation values are positive.
Question 2
Consider the following survey item:
Some people feel that abortion is akin to killing babies. Do you agree? This is a bad survey item because it includes
a. a loaded statement.
b. a leading statement.
c. a double-barreled statement.
d. both a' and b'
Controlled Experiments Manipulate a Variable
(A) Scratch test; patient is exposed to allergens through a light scratch on the skin; (B) Positive
Darwin observed that tortoises on islands that are arid tend to have saddle-shaped shells, allowing
Spirituality increases with age, but there are different patterns for the two genders. Both genders ...
Positive velocity graph
The population of Asia increases rapidly, the demand for food and water is also growing