In response to an unknown trigger, the immune system may begin producing antibodies that instead of fighting infections, attack the body's own tissues. Treatment for autoimmune diseases generally focuses on reducing immune system activity.
What's taught in school. Some of the items in standardized achievement tests measure the knowledge or skills that students learn in school. In certain subject areas, such as mathematics, children learn in school most of what they know about a subject.
Lesson Summary. Intelligence tests, also called IQ tests, measure a person's innate abilities. To do this, a test needs standardization, or equal conditions for all test-takers; and norms, which allow you to compare your test scores with others.To unlock this lesson you must be a Study.com Member. Create your account.any psychological tests, including intelligence tests, are about comparing your score to others' scores to see how you did. Watch this lesson to find out about two important concepts in psychology: standardization and norms.