A. correlational
B. descriptive
C. experimental
D. observational
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APA: 2.4 Interpret, design, and conduct basic psychological research
Bloom's Taxonomy: Apply
Difficulty: Moderate
Learning Goal: 4
108. Which of the following statements regarding correlational research is NOT true?
A. The goal of correlational research is to demonstrate cause-and-effect relationships.
B. The goal of correlational research is to describe the strength of the relationship between two or more events or characteristics.
C. The results of correlational research are reported in a numerical measure called a correlation coefficient.
D. A negative correlation coefficient means an inverse relationship.
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APA: 2.4 Interpret, design, and conduct basic psychological research
Bloom's Taxonomy: Analyze
Difficulty: Difficult
Learning Goal: 4
109. Professor Sands studies the relationship between the number of minutes that an adolescent spends text messaging each semester and his/her grades in school. She found a correlation of +.60. What can we conclude from this report?
A. Text messaging results in lower grades for adolescents.
B. Text messaging has no effect on grades for adolescents.
C. Text messaging and academic grades are related in adolescents.
D. The more an adolescent text messages, the higher his or her grades.
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APA: 2.4 Interpret, design, and conduct basic psychological research
Bloom's Taxonomy: Apply
Difficulty: Difficult
Learning Goal: 4
110. Three doctoral students are using correlational research designs for their dissertation research. When all of the work is done, Marilyn's data yielded a correlation coefficient of -.45, Susan's data was at +.30 and Bryan's data a -.50. Which student's data shows the strongest correlation between variables?
A. Bryan
B. Susan
C. Marilyn
D. All students showed very similar results.
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APA: 2.4 Interpret, design, and conduct basic psychological research
Bloom's Taxonomy: Apply
Difficulty: Difficult
Learning Goal: 4
111. Which of the following correlation coefficients shows the weakest correlation?
A. -.10
B. +.15
C. +.70
D. -.80
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APA: 2.4 Interpret, design, and conduct basic psychological research
Bloom's Taxonomy: Remember
Difficulty: Moderate
Learning Goal: 4
112. The factor that is manipulated in experimental research is the
A. independent variable.
B. dependent variable.
C. extraneous variable.
D. None of these choices are correct.
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APA: 2.4 Interpret, design, and conduct basic psychological research
Bloom's Taxonomy: Remember
Difficulty: Basic
Learning Goal: 4
113. The variable that is measured and that is expected to change as a result of experimental research is the
A. independent variable.
B. dependent variable.
C. extraneous variable.
D. experimental variable.
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APA: 2.4 Interpret, design, and conduct basic psychological research
Bloom's Taxonomy: Remember
Difficulty: Basic
Learning Goal: 4
114. Which of the following statements about experimental research is NOT true?
A. All experiments involve at least one independent variable and one dependent variable.
B. Experiments demonstrate cause and effect.
C. Experimental design uses experimental groups only.
D. Experimental design uses experimental and control groups.
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APA: 2.4 Interpret, design, and conduct basic psychological research
Bloom's Taxonomy: Analyze
Difficulty: Difficult
Learning Goal: 4
115. Assigning participants to experimental or control groups by chance is known as
A. random assignment.
B. lottery assignment.
C. nonrandom assignment.
D. convenience assignment.
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APA: 2.4 Interpret, design, and conduct basic psychological research
Bloom's Taxonomy: Remember
Difficulty: Basic
Learning Goal: 4
116. The type of research that involves studying people all at the same time is known as
A. single-subject research.
B. longitudinal research.
C. sequential research.
D. cross-sectional research.
Accessibility: Keyboard Navigation
APA: 2.4 Interpret, design, and conduct basic psychological research
Bloom's Taxonomy: Remember
Difficulty: Moderate