A. the independent variable
B. a control variable
C. an extraneous variable
D. the dependent variable
Related Mcqs:
- 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 - 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 - Dilawar is taking personality test in which he is shown a series of simple scenes. He is supported to tell a story about what is happening in each scene and suggest what the characters are feeling. The test that Dilawar is taking is the:
A. Sixteen Personality Factor (16 PF) naira
B. Thematic Apperception Test (TAT)
C. Rorschach test
D. Edwards Personal Preference schedule - A teacher is involved in such an activity he can identify clearly with what is taking place. Anyone outside the action has_________comprehending what is taking place:
A. Approach
B. Convenience
C. Difficulty
D. Quality - 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 - 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 - As a person caloric intake increases, his weight gain also increases. This is an example of ____________?
A. case history
B. correlation
C. negative correlation
D. positive correlation - 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 - Musa is attractive and assertive. He arrives at work on time each day, and never complains. When his coworkers are asked to assess Musa’s intelligence, they consistently rate him much higher than his scores on intelligence test. This is an example of _____________________?
A. the mere exposure effect
B. the halo effect
C. the placebo effect
D. the fundamental attribution - If both depressed and non-depressed individuals received similar scores on a diagnostic test for depression, it is said that the test ______________________?
A. has not been standardized
B. is not valid
C. is not reliable
D. has not been factor analyzed
