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Psychological Testing Exam 1

Terms in this set (46)

Psychometrics
Which term refers to the science of measuring mental capacities and processes?
Which type of test is used for measuring characteristics, traits, or attitudes?
Personality
The thing (person, product, etc.) that we collect data on is called ______.
Entity
The average is known as the ______.
Mean
Which term refers to the statistics that are used to measure the spread of the data?
Variance
This data is also known as categorical.
Nominal
You want to predict crime rates using temperature data. What statistic should you use?
Regression
This value is indicative of a strong indirect correlation.
-.85
For many measures of reliability, this coefficient value is acceptable.
.70
What is the term used for extreme values in a data set?
Outliers
When outliers are present, this value is closest to the skew.
Mean
This form of reliability involves measuring the consistency of raters.
Inter-rater
This is something that can be improved if there is unacceptable test-retest reliability.
Testing conditions
You administer a pattern recognition test 6 months apart and compare scores. What about the test are you evaluating?
Test-retest
When inter-rater reliability is unacceptable, what should be done?
Training
The score that someone actually gets on a test.
Observed score
Factors that influence someone's true score on a test.
Error Score
The accurate reflection of someone's performance on a test; only known by omniscient beings.
True Score
Spearman's theory of reliability involved using this formula.
O = T + E
If you compare scores on two different versions of a test, what are you trying to establish?
Parallel Forms
This is the preferred statistic to use for measuring internal consistency.
Coefficient alpha
This term refers to statistics that describe the middle of a data set.
Central tendency
Without this, you do not know whether your test is measuring what it is supposed to measure.
Validity
this is the preferred statistic for comparing qualitative variables.
Percentage
This is the middlemost value in a data set; an equal number of cases are above and below it.
Median
This represents the value that occurs most often in a data set.
Mode
What measure of variance tells you the difference between the highest and lowest values?
Range
Someone starts whispering answers to you during the GRE, resulting in a very high score. What type of error is this?
Method error
This type of reliability allows you to compare the scores of individual test items.
Internal consistency
This type of validity tells you whether a test is sensitive to differences between groups.
Known-groups
You consult with History professors to determine if a history exam is reflective of what students learn. What type of validity are you trying to establish?
Content validity
You ask students whether they think the history exam they just took is reflective of what they learned. What type of validity are you trying to establish?
Face validity
This type of validity helps determine if a test is indicative of a future outcome.
Predictive validity
This is another name for a standard or judgment.
Criterion
This type of validity examines whether unrelated constructs are indeed unrelated.
Discriminant
This type of validity tells you whether related constructs are indeed related.
Convergent
Which norm group involves creating a ranking of your own scores and not comparing to others?
Ipsative
This norm group is defined by testing easily accessible people.
Convenience
This norm group only reflects the people that took a particular test.
User
You want to compare an intelligence test result to the average in the same country. Which norm group is appropriate?
National
This norm group is a reflection of a smaller group within a national norm group.
Subgroup
You can use this norm group to compare people from different nations.
International
You want to compare an Emporia resident's voting preferences to the average voter in Emporia. Which norm are you going to use?
Local
This statistic tells you how many scores fall below your own.
Percentile
This is an example of a developmental norm.
Grade Equivalent
This type of score is based on a standardized metric.
Standard Score
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