Search. Also known as an accessory tragus or a branchial cleft remnant, ear tags are usually located in front of the ear or on the cheek, and consist of skin and cartilage. Many tags have a narrow stalk (a pedunculated tag), and some pediatricians may tie a string around the tag to intentionally âstrangleâ it.
Validity. The extent to which a test measures what it is supposed to measure. All tests are designed to measure something; hopefully something specific. If the test does indeed measure what it is intended to measure, then we can say that the test is --------.plit-Half Reliability. A measure of consistency where a test is split in two and the scores for each half of the test is compared with one another. If the test is consistent it leads the experimenter to believe that it is most likely measuring the same thing.
Test Validity. Validity refers to the degree in which our test or other measuring device is truly measuring what we intended it to measure. The test question â1 + 1 = _____â is certainly a valid basic addition question because it is truly measuring a studentâs ability to perform basic addition.