After a person has been diagnosed with schizophrenia in a family, the chance for a sibling to also be diagnosed with schizophrenia is 7 to 9 percent. If a parent has schizophrenia, the chance for a child to have the disorder is 10 to 15 percent. Over 250,000 diagnosed cases in Britain. 2  Rates of schizophrenia are generally similar from country to countryabout .5% to 1 percent of the population (there are variations-but the variance is difficult to track due to differing measuring standards in many countries, etc.).
View Full Document. Test Bias â A test bias is a systematic difference in the meaning of test scores amongst different groups. There are internal and external ways to identify test score bias. Test Fairness â This refers to how a test is used.
True fairness would be where everyone has the same, or there is an equitable system of balance, such as where those who work harder get more than those who are lazy. The problem is that, when thinking just of ourselves, my definition of fair and your definition of fair is likely to be different. Fairness tends to be more agreeable when we both look objectively at something and agree to apply the same rules. Shared rules of fairness (which often appear as values) help us live in peace together. What we often call unfair is not necessarily the opposite of fair, particularly when applied to ourselves.