Answer:
The correct answer is:
"A" - 4
"B" - 3
"C" - 2
"D" - 1
Explanation:
A) A social psychologist spends the afternoon at the mall and unobtrusively records how teenagers act in groups.
Naturalistic observation may collect behavioral data as it occurs in the natural environment. In the example, the psychologist studies the behavior of children in groups at the mall.
B) A cognitive psychologist sends out a questionnaire to all incoming students to determine their computer skills.
Self-report survey is a tool used to collect information from a large number of people in a certain study field. In this case, the specialist sends a questionnaire to his new students to determine their computer skills.
C) A health psychologist randomly assigns people to do yoga in the morning, at night, or not at all. After eight weeks, people rate their overall moods.
Experiments control an independent variable and examine the effects it carries on a dependent variable. In the example, the psychologist studies people being assigned to do yoga (independent variable) in the morning and at night and some others who didn't (dependent variable).
D) A positive psychologist measures the relationship between spirituality and happiness.
Correlational study analyses the interaction between two subjects of study. In the case given, those subjects are spirituality and happiness.