Subjects are said to be assigned randomly when:

A. they are assigned to experimental and control group from a sample which is representative of the larger population
B. they each have an equal chance of being assigned to either the experimental or control group
C. they are assigned to experimental and control group so that the group differ on some critical variable before the experiment begins
D. neither the experimenter nor the subject knows whether the subject is in the experimental or control group

Related Mcqs:

When subjects in an experiment are chosen so that each has an equal chance of being in either the experimental group of the control group, we say that the subjects have been assigned:
A. alternately
B. hypothetically
C. randomly
D. consecutively
A between subjects design is less efficient than a within subjects design because ____________?
A. it has more subjects
B. it has less validity
C. it is less reliable
D. it must deal with difference among subjects
E. None of these
A psychologist watches the rapid eye movements of sleeping subjects and wakes them to find they report that they were dreaming. She concludes that dreams are linked to rapid eye movement. this conclusion is based on:
A. pure speculation
B. direct observation
C. deduction from direct observation
D. prior prediction
Three major ethical concerns of psychological researchers are deception lasting harm to subjects, and:
A. morality of the under investigation
B. loss of future research possibilities
C. falsified results
D. invasion of privacy
A simple experiment has two groups of subjects called:
A. the dependent group and the independent group
B. the extraneous group and the independent group
C. the before group and the after group
D. the control group and the experimental group
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
In my experiment I am going to investigate how sleep affects anxiety. The number of hours of sleep the subjects have been called the _________________variable.
A. control
B. experiential
C. dependent
D. independent
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
In the Binet and Simon scoring system, an 8-year-old child who performed as well as an average 10- year-old would be assigned a mental age of ____________________?
A. 1.25
B. 8
C. 10
D. 12.5
College students routinely underestimate how much time it was take them to complete assigned course projects. This best illustrates the impact of:
A. the representativeness heuristic
B. framing
C. overconfidence
D. functional fixedness