Rarely, proton pump inhibitors (such as omeprazole) have caused vitamin B-12 deficiency. The risk is increased if they are taken every day for a long time (3 years or longer). Tell your doctor right away if you develop symptoms of vitamin B-12 deficiency (such as unusual weakness, sore tongue, or numbness/tingling of the hands/feet).
Stability reliability refers to the consistency of students' scores when a test is administered to the same students on two different occasions. Alternate-form reliability describes the consistency of students' performances on two different (hopefully equivalent) versions of the same test.
The Raw and Percent-Correct Score. A raw score is the total number of score points a test taker obtains by answering. questions correctly on a test. A percent-correct score represents the percentage of. questions a test taker answered correctly on a test. For example, if a test taker answered. 20 out of 50 questions on a test correctly, then his or her percent-correct score would be. 40%. The raw score, in this example, is 20. The percent-correct score can be considered.