20 multiple-choice questions on the Method of Constant Stimuli:
1. What is the Method of Constant Stimuli used for in
psychophysics?
A) Measuring the
absolute threshold
B) Calculating
the just noticeable difference
C) Estimating
the difference limen
D) Assessing the
reliability of sensory judgments
2. In the Method of Constant Stimuli, stimuli are
presented at:
A) Random
intervals
B) Fixed
intervals
C) Increasing
intervals
D) Decreasing
intervals
Answer: B) Fixed intervals
3. Which of the following best describes the procedure of
the Method of Constant Stimuli?
A) Stimuli are
presented at various intensities, and participants adjust them until they are
barely detectable.
B) Stimuli are
presented at a fixed intensity, and participants judge whether they can detect
them.
C) Stimuli are
presented randomly, and participants make judgments about their intensity.
D) Stimuli are
presented at fixed intervals, and participants respond whether they can detect
them.
4. The Method of Constant Stimuli is commonly used to
measure:
A) The absolute
threshold
B) The
difference limen
C) The just
noticeable difference
D) The threshold
level
5. In the Method of Constant Stimuli, stimuli are
presented:
A) At
intensities determined by participants
B) At
intensities that vary randomly
C) At fixed
intensities chosen by the experimenter
D) At
intensities that increase or decrease over time
6. Which of the following statements about the Method of
Constant Stimuli is true?
A) It involves
presenting stimuli at fixed intervals and asking participants to adjust them
until they are barely detectable.
B) It is based
on the assumption that participants' responses will vary randomly around the
true stimulus value.
C) It is
commonly used to measure the absolute threshold.
D) It calculates
the average difference between perceived and actual stimulus values.
7. The Method of Constant Stimuli is particularly useful
for:
A) Assessing the
reliability of sensory judgments across different conditions
B) Measuring the
absolute threshold in a quick and efficient manner
C) Estimating
the difference limen with high precision
D) Determining
the maximum intensity of a stimulus that can be detected
8. In the Method of Constant Stimuli, the difference
limen is typically defined as the:
A) Average of
the stimulus intensities
B) Range of
stimulus intensities
C) Standard
deviation of the stimulus intensities
D) Difference
between the upper and lower limits of the stimulus intensities
9. The Method of Constant Stimuli is based on the
principle of:
A) Threshold
tracking
B) Sensory
adaptation
C) Response bias
D) Signal
detection
10. What is the primary advantage of the Method of
Constant Stimuli?
A) It is less
susceptible to response bias compared to other methods.
B) It provides
a direct measure of the absolute threshold.
C) It is easier
to administer to participants with sensory impairments.
D) It allows
for precise control over stimulus presentation.
11. The Method of Constant Stimuli is particularly useful
for estimating:
A) The range of
detectable stimulus intensities
B) The maximum
intensity of a stimulus that can be detected
C) The
difference limen with high precision
D) The absolute
threshold in a quick and efficient manner
Answer: C) The difference limen with high precision
12. Which of the following best describes the main
disadvantage of the Method of Constant Stimuli?
A) It requires
a large number of trials to obtain reliable results.
B) It is
susceptible to order effects and response bias.
C) It is
difficult to administer to participants with sensory impairments.
D) It provides
a less precise estimate of the difference limen compared to other methods.
13. The Method of Constant Stimuli is based on the
assumption that:
A)
Participants' responses will vary randomly around the true stimulus value.
B)
Participants' judgments will always be accurate.
C)
Participants' responses will always be biased.
D)
Participants' judgments will depend on the intensity of the stimulus.
14. What is the main disadvantage of presenting stimuli
at fixed intervals in the Method of Constant Stimuli?
A) It increases
the likelihood of response bias.
B) It makes it
difficult to control for order effects.
C) It limits
the range of detectable stimulus intensities.
D) It requires
a large number of trials to obtain reliable results.
15. In the Method of Constant Stimuli, the difference
limen is often estimated as the:
A) Range of
stimulus intensities that can be detected
B) Standard
deviation of stimulus intensities
C) Average of
the upper and lower limits of stimulus intensities
D) Average
difference between the upper and lower limits of stimulus intensities
16. What does it mean if the standard deviation of
stimulus intensities is small in the Method of Constant Stimuli?
A)
Participants' responses are highly consistent across trials.
B)
Participants' responses vary widely across trials.
C) The
difference limen is large.
D) The absolute
threshold is high.
17. Which of the following best describes the process of
conducting the Method of Constant Stimuli?
A) Presenting
stimuli at various intensities and asking participants to adjust them until
they are barely detectable.
B) Presenting
stimuli in ascending or descending order and asking participants to respond
when they can or cannot detect them.
C) Presenting
stimuli at fixed intervals and asking participants to respond whether they can
detect them.
D) Presenting
stimuli randomly and asking participants to rank them based on intensity.
18. The Method of Constant Stimuli is less susceptible to
response bias compared to other methods because:
A) Participants
are presented with a wide range of stimulus intensities.
B) Stimuli are
presented in a fixed order.
C) The
experimenter controls the intensity of the stimuli.
D)Participants are asked to adjust the intensity of the stimuli.
19. The Method of Constant Stimuli is particularly useful
for:
A) Assessing
the reliability of sensory judgments across different conditions
B) Measuring
the absolute threshold in a quick and efficient manner
C) Estimating
the difference limen with high precision
D) Determining the maximum intensity of a stimulus that can be detected
Answer: C)
Estimating the difference limen with high precision
20. Which of the following best describes the primary
advantage of the Method of Constant Stimuli over other psychophysical methods?
A) It allows
for precise control over stimulus presentation.
B) It provides
a direct measure of the just noticeable difference.
C) It is less
susceptible to response bias.
D) It requires
less time and effort to administer.
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