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.
Z score and T score are used in statistics and are referred to as standard scores. They indicate how many SD an observation in a data is above or below the mean. Most commonly used in a z-test, z-score is similar to T score for a population. It is similarities between the two tests that confuse students. score and T score are used in statistics and are referred to as standard scores. They indicate how many SD an observation in a data is above or below the mean. Most commonly used in a z-test, z-score is similar to T score for a population. It is similarities between the two tests that confuse students.