a. positive c. mild
b. negative d. parametic
Answer: b
Difficulty: Moderate
Topic: Scientific Research
Skill: Apply What You Know
Objective (LO): 1.7 Explain how researchers use the correlational technique to study relationships between two or more variables.
Bloom’s taxonomy: Application
41. Which of the following is the strongest correlation?
a. –.02 c. –.93
b. +.66 d. +.11
Answer: c
Difficulty: Difficult
Topic: Scientific Research
Skill: Apply What You Know
Objective (LO): 1.7 Explain how researchers use the correlational technique to study relationships between two or more variables.
Bloom’s taxonomy: Application
42. If researchers find a relationship between students’ grades and the number of hours they spend watching TV, ______.
a. it still does not prove causation.
b. it does not prove that there is a correlation.
c. it would be impossible to determine the direction of that relationship.
d. it eliminates the possibility that a third variable could be involved.
Answer: a
Difficulty: Difficult
Topic: Scientific Research
Skill: Apply What You Know
Objective (LO): 1.7 Explain how researchers use the correlational technique to study relationships between two or more variables.
Bloom’s taxonomy: Application
43. The best method to use to determine the cause of a behavior is the ______.
a. survey. c. observation process.
b. hypothesis. d. experiment.
Answer: d
Difficulty: Difficult
Topic: Scientific Research
Skill: Analyze It
Objective (LO): 1.8 Identify the steps involved in designing an experiment.
Bloom’s taxonomy: Analysis
44. A(n) ________ specifically names the steps that the experimenter must use to control or measure the variables in the experiment.
a. thesis c. operationalization
b. hypothesis d. correlation
Answer: c
Difficulty: Moderate
Topic: Scientific Research
Skill: Remember the Facts
Objective (LO): 1.8 Identify the steps involved in designing an experiment.
Bloom’s taxonomy: Knowledge
45. The variable that is manipulated in an experiment is the _______.
a. placebo. c. confounding variable.