Which of the following best describes a double-blind experimental procedure?

Related Mcqs:

1. Which of the following best describes a double-bind experimental procedure?

   A. All subject get the experimental procedure
   B. Half the subjects get the experimental procedure, half the placebo; which they receive is know only to the experimenter
   C. Half the subjects get the experimental procedure, half the placebo; which they receive is not know to subjects or experimenters
   D. all subjects get control

2. The experimental procedure in which both the experimenter and subject are unaware of who is in the experimental and who is in the control group is referred to as the:

   A. single-blind procedure
   B. the type of experiment is not possible
   C. stereotaxic procedure
   D. double-blind procedure

3. Which TWO of the following statements are true of blocking?
   1: The phenomenon of blocking provides an interesting and much-studied instance of failure to learn, in spite of contiguous presentations of the CS and the US
   2: In a blocking experiment, animals receive training with what is termed a compound CS (Phase 2)
   3: The experimental group has first received a phase of training in which the US alone is conditioned (Phase 1)
   4: The experimental groups shows no (or very little evidence of learning about the CS that is presented in Phase 1

   A. 1 & 2
   B. 2 & 3
   C. 3 & 4
   D. 1 & 3

4. In experiments, placing subjects in experimental groups such that each subject has an equal probability of ending up in any experimental group is referred to as:

   A. random forecasting
   B. fandom selection
   C. random placement
   D. random assignment

5. The double – blind technique involves:

   A. the simultaneous use or two or more therapeutic treatments in the hope that at least one will be effective.
   B. replacing a positive response to a harmful stimulus with a negative response.
   C. blocking anxiety – arousing material from consciousness during therapy.
   D. a procedure in which neither patients nor health care staff know whether a given patient is receiving a drug or placebo

6. Which TWO of the following are true of the learning set procedure?
   1:The animals learns to focus on classes of cues that are inaccurate predictors of reward
   2:In the win-stay, lose-shift strategy, the animal learns to persist with a choice that yields food, but shift to the other object if it does not
   3:In the learning-set procedure, all stimuli and associations have equal effect on the animal’s behaviour
   4:The occurrence of reward can be regarded as a stimulus that can enter into associations or acquire discriminative control over an instrumental action

   A. 1 & 2
   B. 2 & 3
   C. 1 & 3
   D. 2 & 4

7. Which of the following could serve as an experimental hypothesis?

   A. Although 25% of U.S drivers say that they use the seatbelts in their cars only 14% really do
   B. a case history of multiple personality appeared to be caused by traumatic childhood experiences
   C. College women who are anxious tend to want to be together
   D. As the temperature increases the number of hit batters in baseball increases

8. Which of the following is NOT a widely used research method in modern experimental psychology?

   A. The true experimental method
   B. The quasi-experimental method
   C. The introspective method
   D. The case study method

9. The fovea and the blind spot are both features of the ________________?

   A. cornea
   B. lens
   C. retina
   D. pupil

10. Five-year-olds who were surprised to discover that a Blind-Aids box contained pencils subsequently delighted in anticipating their friend’s false belief about the contents of the box. This best illustrates that the children had developed a(n):

    A. conventional morality
    B. theory of mind
    C. concept of conservation
    D. secure attachment