Experimental psychology - Exam
Experimental psychology
  • 1. Experimental psychology is a branch of psychology that utilizes scientific methods to study human behavior. Researchers in this field design experiments to test hypotheses about various aspects of cognition, emotion, and behavior. They use techniques such as observation, surveys, and controlled experiments to gather data and draw conclusions. By conducting systematic investigations, experimental psychologists aim to better understand how and why people think, feel, and act the way they do. This field has contributed valuable insights to a wide range of topics, including memory, perception, learning, decision-making, and social behavior.

    What is the primary goal of experimental psychology?
A) To provide therapy to individuals.
B) To understand behavior through controlled experiments.
C) To analyze historical case studies.
D) To predict future behavior based on observations.
  • 2. What is the purpose of a control group in an experiment?
A) To provide a baseline for comparison with the experimental group.
B) To ensure the participants are not aware of the study.
C) To manipulate the independent variable.
D) To make the experiment more complex.
  • 3. Which statistical analysis is commonly used in experimental psychology to determine if there is a significant difference between groups?
A) ANOVA (Analysis of Variance).
B) T-test.
C) Chi-square test.
D) Regression analysis.
  • 4. Which ethical principle in psychology research focuses on minimizing harm and maximizing benefits for participants?
A) Informed consent.
B) Confidentiality.
C) Deception.
D) Beneficence.
  • 5. What is external validity in experimental psychology?
A) The replicate reliability of the study.
B) The statistical significance of the results.
C) The accuracy of the measurements taken.
D) The extent to which the findings of a study can be generalized to real-world settings.
  • 6. What is the purpose of debriefing participants after an experiment?
A) To gather additional data.
B) To inform them about the true nature and purpose of the study.
C) To provide false feedback about their performance.
D) To ensure they are not aware of the manipulation.
  • 7. What is the difference between an experimental group and a control group?
A) Both groups receive different treatments.
B) The experimental group is observed in a naturalistic setting.
C) The control group is where the researchers are blind to the results.
D) The experimental group is exposed to the independent variable, while the control group is not.
  • 8. What does replicability refer to in experimental psychology?
A) The complexity of the experimental design.
B) The statistical significance of the results.
C) The number of participants in the study.
D) The ability of an experiment to be repeated with similar results.
  • 9. Who founded the first psychology laboratory and where was it located?
A) Wilhelm Wundt in Leipzig, Germany
B) Hermann Ebbinghaus in Paris, France
C) Ernst Heinrich Weber in Berlin, Germany
D) Charles Bell in London, England
  • 10. Who is credited with suggesting that judgments of sensory differences are relative?
A) Ernst Heinrich Weber
B) Charles Bell
C) Wilhelm Wundt
D) Francois Magendie
  • 11. What is the mathematical expression for Weber's Law?
A) I - ΔI = k
B) ΔI/I = k
C) I/ΔI = k
D) ΔI + I = k
  • 12. Who published similar findings to Charles Bell's research without being aware of it?
A) Francois Magendie
B) Wilhelm Wundt
C) Ernst Heinrich Weber
D) Hermann Ebbinghaus
  • 13. What was one of the methods used by early experimental psychologists like Wundt and Titchener?
A) Behavioral observation
B) Introspection
C) Genetic analysis
D) Neuroimaging
  • 14. What was disproved by Charles Bell's discovery?
A) The belief that nerves transmitted either vibrations or spirits.
B) The existence of motor nerves.
C) The presence of sensory nerves in the spinal cord.
D) Weber's Law.
  • 15. What is considered to be the first quantitative law in psychology?
A) Wundt's Principle of Introspection
B) Ebbinghaus' Forgetting Curve
C) Weber's Law
D) Bell–Magendie law
  • 16. Who is considered to have published the first work of experimental psychology?
A) Wilhelm Wundt
B) Ernst Heinrich Weber
C) Oswald Külpe
D) Gustav Fechner
  • 17. In what year did Gustav Fechner publish 'Elemente der Psychophysik'?
A) 1860
B) 1879
C) 1855
D) 1883
  • 18. What concept did the Würzburg School emphasize that affects perception and problem solving without awareness?
A) Mental Set (Einstellung)
B) Structuralism
C) Voluntarism
D) Introspection
  • 19. What type of thought did Külpe describe as consisting of pure mental acts without mental images?
A) Imageless Thought
B) Sensory Thought
C) Associative Thought
D) Perceptual Thought
  • 20. Which psychological movement was influenced by the work of the Würzburg School?
A) Gestalt Psychology
B) Humanistic Psychology
C) Behaviorism
D) Psychoanalysis
  • 21. Who introduced experimental psychology into the United States?
A) Sir Frederic Bartlett
B) George Trumbull Ladd
C) Charles Sanders Peirce
D) Jerzy Neyman
  • 22. Which university did George Trumbull Ladd found the first psychological laboratory at?
A) Johns Hopkins University
B) Harvard University
C) University of Chicago
D) Yale University
  • 23. Where did the center of experimental psychology in the US shift after Ladd's founding of the Yale Laboratory?
A) University of Chicago
B) Johns Hopkins University
C) Harvard University
D) Columbia University
  • 24. Where is the presence of an IRB required by law?
A) Only in medical facilities.
B) Exclusively at government agencies.
C) In all private businesses.
D) At institutions such as universities where psychological research occurs.
  • 25. Who conducted the Stanford prison experiment?
A) John B. Watson
B) Philip Zimbardo
C) Stanley Milgram
D) Norman Triplett
  • 26. What unique capacity do bats display that helps clarify important cognitive functions?
A) Migration over long distances
B) Echo location
C) Camouflage
D) Hibernation
  • 27. What type of conditioning did B.F. Skinner distinguish from classical conditioning?
A) Classical conditioning
B) Cognitive dissonance
C) Operant conditioning
D) Social learning theory
  • 28. In psychology, what was the kymograph often used to record?
A) Depth perception
B) Speed of bullets
C) Electric current strength
D) Response times
  • 29. What instrument was developed by Carl Ludwig?
A) Kymograph
B) Galvanometer
C) Stereoscope
D) Photokymograph
  • 30. Which maze is used to test spatial learning in rats?
A) The radial arm maze.
B) The Morris water maze.
C) A visual acuity test.
D) An olfactometer setup.
  • 31. Which device was commonly used in psychology labs for olfactory studies?
A) The radial arm maze.
B) An electroencephalograph.
C) The Morris water maze.
D) The Zwaardemker olfactometer.
  • 32. Which school criticizes experimental psychology for neglecting context?
A) Psychoanalytic School
B) Cognitive School
C) Behaviorist School
D) Frankfurt School
  • 33. What term do critical psychologists use to describe their approach?
A) Cognitive Science
B) Experimental Psychology
C) Behavioral Analysis
D) Critical Theory
  • 34. Which of these is an example of a property that can be measured on a ratio scale?
A) Temperature in Fahrenheit
B) Difference in loudness
C) Standard scores on an achievement test
D) Length
  • 35. What does a control group in a two-group design typically receive?
A) No treatment.
B) A placebo.
C) The same treatment as the experimental group.
D) A different treatment from the experimental group.
  • 36. In which year was the National Research Act established?
A) 1965
B) 1982
C) 1999
D) 1974
  • 37. Which student of Peirce conducted experiments on human cognition in schools?
A) Joseph Jastrow
B) John Dewey
C) Jerzy Neyman
D) George Trumbull Ladd
  • 38. Who invented the first stereoscope?
A) Wheatstone
B) Hermann von Helmholtz
C) Matthäus Hipp
D) Carl Ludwig
  • 39. What design did Peirce and Jastrow use in their experiments?
A) Longitudinal design
B) Blinded, repeated-measures design
C) Case-control design
D) Cross-sectional design
  • 40. Which early instrument was used in experimental psychology?
A) MRI scanner
B) Hipp Chronoscope
C) Polygraph machine
D) Electroencephalograph (EEG)
  • 41. What are some instruments used in sensory measurement?
A) Computer, calculator, and smartphone
B) Oscillator, attenuator, stroboscope
C) Syringe, scalpel, and stethoscope
D) Microscope, telescope, and thermometer
  • 42. Which paradigm became dominant in psychology during the mid-20th century, especially in the United States?
A) Humanistic Psychology
B) Psychoanalysis
C) Behaviorism
D) Cognitive Psychology
  • 43. What is the significance of parsimony in scientific theory selection?
A) Simplicity is irrelevant in comparing scientific theories.
B) Parsimony suggests choosing the most complex theory available.
C) Theories should be selected based on their popularity.
D) If two theories handle observations equally well, prefer the simpler one.
  • 44. What principle did Ivan Pavlov establish through his experiments with dogs?
A) Operant conditioning
B) Classical conditioning
C) Social learning theory
D) Cognitive dissonance
  • 45. What was the focus of Peirce's pragmatic program?
A) Analyzing social interactions
B) Understanding human perception
C) Studying animal behavior
D) Exploring developmental stages
  • 46. Where are fMRIs most commonly found?
A) Private homes
B) Schools
C) Offices
D) Hospitals
  • 47. What was the kymograph originally used for?
A) Detecting nerve impulses
B) Measuring blood pressure
C) Presenting images to each eye separately
D) Recording reaction times
  • 48. What component allows a photokymograph to reach an appropriate speed for recording?
A) They employ electrical signals
B) They utilize revolving drums
C) They use vibrating reeds
D) Some have a lens
  • 49. Who popularized the use of factorial designs?
A) B.F. Skinner.
B) Jean Piaget.
C) R.A. Fisher.
D) Sigmund Freud.
  • 50. What is a serious disadvantage of within-subjects designs?
A) Fewer conditions can be tested.
B) They require more participants.
C) Elimination of person confounds.
D) Possible sequence effects.
  • 51. With whom did Charles S. Peirce conduct experiments on weight discrimination?
A) George Trumbull Ladd
B) Jerzy Neyman
C) Joseph Jastrow
D) John Dewey
  • 52. Which scale allows for the comparison 'twice as heavy'?
A) Ordinal scale
B) Ratio scale
C) Nominal scale
D) Interval scale
  • 53. In a 2x3 factorial design, how many levels does the second independent variable have?
A) Two levels.
B) Four levels.
C) Three levels.
D) One level.
  • 54. What is a significant advantage of within-subjects designs over between-subjects designs?
A) They prevent sequence effects.
B) They eliminate person confounds.
C) They allow for more participants.
D) They have no disadvantages.
  • 55. Who is considered one of the founders of behavioral psychology?
A) Sigmund Freud
B) Carl Jung
C) William James
D) Ivan Pavlov
  • 56. Which method assesses reliability by measuring participants at two different times?
A) Criterion validity
B) Construct validity
C) Test-retest
D) Split-half
  • 57. Who used the galvanometer to detect electrical signals generated by nerve impulses?
A) Matthäus Hipp
B) Wheatstone
C) Hermann von Helmholtz
D) Carl Ludwig
  • 58. On which type of temperature scale are ratios like 'twice as hot' meaningful?
A) Fahrenheit scale
B) Rankine scale
C) Celsius scale
D) Kelvin scale
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