The following factors in the test itself can prevent the test items from functioning as desired and thereby lower the validity: (a) Length of the test – A test usually represents a sample of many questions. If the test is too short to become a representative one, then validity will be affected accordingly. Homogeneous lengthening of a… Continue reading FACTORS AFFECTING VALIDITY
Test length. Generally, the longer a test is, the more reliable it is. Speed. When a test is a speed test, reliability can be problematic. It is inappropriate to estimate reliability using internal consistency, test-retest, or alternate form methods. This is because not every student is able to complete all of the items in a speed… Continue reading FACTORS AFFECTING RELIABILITY
Question: Which of the four language assessment approaches does it adhere more, and why? Among the four language assessment approaches, communicative approach adheres more because one of its’ characteristics is to test the students’ views about the real-life situation thus it is very helpful for them to be aware of the current issues not just… Continue reading LANGUAGE TEACHING METHODS & APPROACHES, AND LANGUAGE ASSESSMENT APPROACHES.