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