Types of Reliability
The degree of which a measurement tool measures something consistently
Reliability
The assignment of values to outcomes following a set of rules
Measurement
There is NO Difference in certain characteristics of a population
Null Hypothesis
Property of an assessment tool that indicates that the tool does what it says it does
Validity
This animal is pictured on the Porsche logo
Horse
When you want to know whether several forms of a test are reliable or equivalent
Parallel forms reliability
Characteristics of things that are ordered
Ordinal
Reflects a difference between groups, and the direction of the difference is specified
Directional Hypothesis
The property of a test where the items sample the universe of items for which the test is designed
Content validity
This country produces the most coffee in the world
Brazil
When you want to know whether a test is reliable over time
Test-retest reliability
The characteristics of an outcome that fits into one and only one class or category
Nominal
Reflects a difference between groups, but the direction of the difference is not specified
Non-Directional Hypothesis
Assesses whether a test reflects a set of abilities in a current or future setting
Criterion validity
The amount of hearts an octpous has
Three
When you want to know whether there is consistency in the rating of some outcome
Interrater reliability
States that there is order, and there is a distance between the two intervals that is meaningful
A good hypothesis is stated in ________ and not as a question
Declarative form
Based on some underlying construct or idea / theory behind a test or measurement tool
Construct validity
These two U.S. states don’t observe Daylight Saving Time
Arizona and Hawaii
When you want to know whether the item on a test assess one, and only one, dimension
Internal consistency reliability
Characterized by the presence of an absolute zero
Ratio
This hypothesis refers to a population, not a sample
Null Hypothesis
Construct and Predictive validity are subtypes of this form of validity
Criterion Validitydity
This planet is the hottest in our solar system
Venus