The essence of the experiment method is:

Related Mcqs:

1. The essence of the experiment method is.

   A. accurate calculation of correlation’s
   B. obtaining direct reports from subjects about their subjective experiences
   C. careful measurement and record keeping
   D. using control to identify cause-and effect connections

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. In an experiment studying the effects of different drugs on reaction time, each subject is presented with all of the conditions in the experiment. This is an example of ____________?

   A. factorial design
   B. within subjects design
   C. between subjects design
   D. quasi-experimental design

4. If someone already spreads the rumor about an experiment for being assessment of racist attitudes and the subjects then take care of not showing racist attitudes. The result of experiment will be __________?

   A. invalid
   B. biased
   C. error
   D. unreliable

5. In essence the defense mechanisms are ___________?

   A. Defense against anxiety
   B. Ways of convincing others of one’s rightness
   C. Escape reactions
   D. Conscious self-deception

6. To investigate the effects of a particular study of method on student performance two different methods are tried, each with a different group of subjects. I fondly the experimenter know which method is under investigation, the procedure being used in described as:

   A. double-blind
   B. single-blind
   C. self-fulfilling prophesy
   D. representative sampling

7. The chief function of the control group in an experiment is that it:

   A. allows mathematical relationships to be established
   B. provides a point of reference against which the behavior of the experimental group can be compared
   C. balances the experiment to eliminate all extraneous variables
   D. is not really necessary

8. 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

9. 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

10. In a weight-reduction experiment, an overweight individual was given what the researcher called a new type of diet pill that would help curb the desire to eat in fact. the pill really contained powdered milk, but ever since the individual started taking the diet pill, he has reported that his desire to eat has decreased. This illustrates the:

    A. curvilinear relationship
    B. effect of extraneous variables
    C. natural experiment
    D. placebo effect