Eyebright herb can easily be found in most health or natural food stores. It is available in teabags, loose dried leaves, powder, liquid, tablets, capsules, tincture, and oil. It is also occasionally packaged with dried bilberries which is also used in the treatment of eye related conditions.
Learner's definition of PREDICTIVE. [more predictive; most predictive] formal. : making it possible to predict what will happen : useful in the prediction of something. The test does not have much predictive value. High blood pressure is predictive of future heart problems.
Predictive-validity bias (or bias in criterion-related validity) refers to a testâs accuracy in predicting how well a certain student group will perform in the future. For example, a test would be considered âunbiasedâ if it predicted future academic and test performance equally well for all groups of students.