Variables
The variable you manipulate/control in an experiment is the
a. DV.
b. dependent variable.
c. the variable you will measure to determine the outcome.
d. IV or independent variable.
d. IV or independent variable.
The median is
a. the middle score when the data are arranged from highest to lowest
b. the calculated average
c. the most frequent value obtained
d. never more useful than the mean
a. the middle score when the data are arranged from highest to lowest
The National Counselor Exam (NCE) is a(n) ________ test because the scoring procedure is specific.
a. subjective
b. objective
c. projective
d. subtest
b. objective
_______ validity refers to whether the DVs were truly influenced by the experimental IVs or whether other factors had an impact.
a. internal
b. external
Nine of the world’s finest counselor educators are given an elementary exam on counseling theory. The distribution of scores would most likely be
a. a bell-shaped curve
b. positively skewed
c. negatively skewed
d. more info is necessary
c. negatively skewed
The NCE is a(n) _____ test.
a. free choice
b. forced choice
c. projective
d. intelligence
b. forced choice
In order for the professor of counselor education to conduct an experiment regarding his hypothesis he will need a(n) _____ and a(n) _____.
a. biofeedback group; systematic desensitization group
b. control group; systematic desensitization group
c. control group; experimental group
d. at least 60 subjects in the control group; at least 60 subjects in the experimental group
c. control group; experimental group
An IQ score on an IQ test which was three SD above the mean would be
a. about avg
b. slightly below the norm for adults
c. approximately 110
d. near the genius level
d. near the genius level
An achievement test measures maximum performance while a personality test or interest inventory measures
a. typical performance
b. minimum performance
c. unconscious traits
d. self-esteem by always relying on a Q-Sort design
a. typical performance
Hypothesis testing is most closely related to the work of
a. Hoppock
b. Freud
c. Lloyd Morgan
d. R. A. Fisher
d. R. A. Fisher
There are four basic measurement scales: the nominal, the ordinal, the interval, and the ratio. The nominal scale is strictly a qualitative scale. It is the simplest type of scale. It is used to distinguish logically separated groups. Which of the following illustrates the function of the nominal scale?
a. a horse categorized as a second place winner in a show
b. a DSM or ICD diagnostic category
c. an IQ score of 111
d. the weight of an Olympic barbell set
b. a DSM or ICD diagnostic category
In the field of testing, validity refers to
a. whether the test really measures what it purports to measure
b. whether the same test gives consistent measurement
c. the degree of cultural bias in a test
d. the fact that numerous tests measure the same traits
a. whether the test really measures what it purports to measure
In a new study the clients do not know whether they are receiving an experimental treatment for depression or whether they are simply part of the control group. This is, nevertheless, known to the researcher. Thus, this is a
a. double-blind study
b. single-blind study
c. baseline for an intensive N=1 design
d. participant observer model
b. single-blind study
The WAIS-III IQ test is given to 100 adults picked randomly. How many of the adults most likely would receive an IQ score between 85 and 115?
a. 7
b. 99
c. 95
d. 68
d. 68 people
A job test which predicted future performance on a job very well would
a. have high criterion/predictive validity
b. have excellent face validity
c. have excellent construct validity
d. not have incremental validity or synthetic validity
a. have high criterion/predictive validity