Part 1 covers language assessment theory, followed by practical guidance and procedures for developing and administering language tests. The key areas of test design, task specification, reliability, scoring rubrics and rating procedures, test validity, and test administration procedures are covered in depth. Part 2 introduces the use of Excel for statistical analysis procedures and provides practice with the program, explaining the role of descriptive statistics and core concepts such as correlation. It demonstrates how to identify which test questions need improvement, and how to calculate test reliability or dependability.