An experiment is performed to see if background music improves learning Two groups study the same material. one while listening to music. The independent variable is:

Related Mcqs:

1. We wish to test the hypothesis that music improves learning. We compare test scores of students who study to music with those who study in silence, Which of the following is an extraneous variable in this experiments?

   A. the presence or absence of music
   B. the students test scores
   C. the amount of time allowed the studying
   D. silence

2. An experiment is performed to test the effects of sleep deprivation on rote memory. In this experiment, the dependent variable in the:

   A. number of hours subjects go without sleep
   B. rote memory scores
   C. number of subjects deprived of sleep in the experimental group
   D. correlation between hours of sleep and fatigue

3. The independent variable in an experiment is:

   A. the subject himself
   B. a measure of the subject’s behavior
   C. the variable that the experimenter chooses to manipulate
   D. any unwanted variable that may adversely affect the subject’s performance

4. In the simplest experiment, the two groups of subjects are treated exactly alike except for the ______________ variable.

   A. independent
   B. dependent
   C. extraneous
   D. hypothetical theory formulation

5. in the traditional learning experiment, the effect of practice on performance is investigate(d) performance is the ______________ variable.

   A. independent
   B. extraneous
   C. dependent
   D. control

6. When two groups of participants were each shown a different set of results based on a experiment with rats, both groups reported that the results shown to them were obvious outcomes. This suggests that sometimes things appear to be more obvious than they should. Which cognitive phenomenon can explain this effect?

   A. Hindsight bias
   B. Intuition
   C. Availability heuristic
   D. Conditional reasoning

7. Dr. Jamshed wants to see if person’s IQ changes as they get older. To do this he takes three groups of subjects. Group i is made up of 10 years old, and Group III of 25 years old. Dr. Jamshed tests all three groups of their IQ level. The design of this experiment is called:

   A. longitudinal study
   B. more information is needed to determine the design of the experiment
   C. Gesell’s dome
   D. cross sectional study

8. 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

9. Dichotic listening tasks are used to study _______________?

   A. selective attention
   B. spontaneous recovery
   C. good continuation
   D. echoic memory

10. A carefully organized and completed case study includes data concerning family and social background, physical health and emotional and:

    A. Education experiment
    B. Educational development
    C. Educational Philosophy
    D. Educational planning