41 Educational services, namely, providing individualized, customized instruction to students via a global computer network or private computer networks in the field of norm references, criterion references and taking standard tests, and subsequent analysis of student responses, providing individualized, customized instruction to personnel in corporations, labor unions, and other occupational organizations via a global computer network or private computer networks in the field of norm references, criterion reference and taking standard tests, and subsequent analysis; testing and analysis of student feedback in the field of norm reference, criterion reference and standardized test questions