Appraisal - ANSWER professionally administered assessment tools and tests used to
evaluate, measure, and understand clients
Behavioral observation - ANSWER type of assessment used to document the behavior of
clients or research subjects
Bell Curve - ANSWER illustration of data distrubution that resembles the shape of a bell
Coefficient of determination - ANSWER denoted by R^2, the proportion of the variance in
the dependent variable that's predictbale from the independent variable and the square of
the coefficient of correlation
Correlation Coefficient - ANSWER Statistic that describes the relationship between two
variables and their impact on one another. In positive correlation, both variables react in the
same direction. In negative correlation, variables react in opposite direction
Dichotomous Items - ANSWER opposing choices on a test, such as yes/no or true/false
options
Difficulty Index - ANSWER measure of the proportion of examinees who answer test
items correctly
External validity - ANSWER described how well results from a study can be generalized to
the larger population
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,Forced Choice Items - ANSWER the use of two or more specific response options on a
survey
Free Choice test - ANSWER aka Liberal Choice; questions that allow for a
subjective/open-ended response
Halo Effect - ANSWER an overgeneralized positive view of a person from limited data
Horizontal Test - ANSWER a test covering material across various subjects
Ipsative format - ANSWER means of testing that measures how individuals prefer to
respond to problems, people, and procedures and doesn't compare results to others
Likert Scale - ANSWER rating measuring attitudes to a degree of like or dislike
Mean - ANSWER provides the average for all scores; calculated by adding all given test
scores and dividing by the number of tests
Median - ANSWER refers to the middle or center number in an ordered list of scores or
data; also referred to as the midpoint.
In an even data set, the two middle numbers are typically averaged to determine the median
Measure - ANSWER score assigned to traits, behaviors, or actions
Mode - ANSWER the most common or frequent score that occurred in a group of tests. If
a number/score occur twice, a test doesn't have one
Normative format - ANSWER means of testing to compare individuals to others
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, Objective Test Items - ANSWER Standardized questions with clear correct or incorrect
answers; not open to any interpretation
Obtrusive measurement - ANSWER assessment tools (such as observation) conducted
without knowledge of the individual
Percentile - ANSWER determines how test scores rank on a scale of 100. Determines the
number of individuals who are at or below a given rank. For example, a test taker who scores
in the 65th percentile performed better than 65 percent of the other test takers
Projective Test - ANSWER responses to ambiguous images that are intended to uncover
unconscious desires, thoughts, or beliefs
Psychological Assessment - ANSWER an informal process of testing, interviews or
observations used to determine the psychological needs of an individual. Assessments can
expose the need for more formal testing
Psychological Test - ANSWER refers to any number of specific test or measurements
conducted to evaluate, diagnose, or develop treatment plans. It can include personality
assessments, projective or subjective tests, intelligence tests, or diagnostic batteries.
Psychometrics - ANSWER the process or study of psychological measurement
Q-Sort - ANSWER self-assessment procedure requiring subjects to sort items relative to
one another along a dimension, such as agree/disagree
Range - ANSWER subtraction of the lower score from the highest score
Rapport - ANSWER development of trust, understanding, respect, and liking between
two people; essential for an effective therapeutic relationship
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