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Psychometrics: psychological measurement Psychologists do not simply assume that their measures work. Instead, they collect data to demonstrate that they work. If their research does not demonstrate that a measure works, they stop using it. In evaluating a measurement method, psychologists consider two general dimensions: reliability and validity.
Study with Quizlet and memorize flashcards containing terms like What is the difference between physical measurement and psychological measurement?, Why do we use physical measurement and psychological measurement?, There are 4 kinds of decisions, what are they?
Study with Quizlet and memorize flashcards containing terms like Would kg, ml, or cm signify a measurment or weight?, Would volume be measured with a meter stick, a graduated cylinder, or a scale?, What does the abbreviation um stand for? and more.
Measurement involves assigning scores using numerical scales in which intervals have the same interpretation throughout. (Ex: Fahrenheit and Celsius temp scales)
psychological measurement (1) a process of understanding and helping people cope with problems in which tests are used to help collect meaningful information about the person and his or her environment.
Study with Quizlet and memorize flashcards containing terms like In psychology, _____ is a set of statements about the mechanisms underlying a particular behavior, _____ is a hypothetical mechanism used to help explain behavior, and _____ is a way to measure an observable characteristic that serves as a stand-in for something that is not ...
Hewlett is attempting to measure spatial intelligence. He creates a specialized task to measure spatial ability and recognition and uses it along with other measures. His data show that the results from his new task are highly correlated with measures of other constructs, like memory and language intelligence.
