General Reasoning Test Battery (GRT2)

The GRT2 is a broad range ability test battery, which has been developed to assess across a wide range of ability levels. It is particularly useful for identifying staff who are likely to benefit from further training and development, and those who demonstrate promotion potential. In addition, it is useful for assessing whether applicants have the minimum ability level needed for a particular job.

• Quick to complete.
• Cost effective.
• Provides a comprehensive assessment of mental ability.
• Reliability and validity evidence based on UK research.
• South African norms and reliabilities have been calculated.
• South African research support is provided.
• Can be administered on-screen using GeneSys, or in pencil-and-paper format.
• Online administration also available
• Feedback and standard reports are available.

Subtests

Measures basic vocabulary, verbal fluency and the ability to reason using words.

This test is appropriate for all jobs which require a degree of verbal ability, such as sales and administrative positions or clerical jobs.

Measures the ability to use numbers in a logical, efficient way.

This test is appropriate for all jobs which require a fair level of numerical ability, such as accounts clerks and technical roles.

Measures the ability to understand abstract logical problems and use new information outside the range of previous experience. This is the purest form of mental ability and is least affected by previous education and achievement.

It is suitable for assessing individuals of various educational backgrounds and cultural groups.

Manuals available

Technical manual

South African User Guide and Research Reference (see downloadable documentation below)

Classification status

Classified as a psychological test by the Psychometrics Committee of the SA Professional Board for Psychology.

Downloadable documentation

Technical manual for the General and Graduate Reasoning Test Batteries

Introduction to the GRT2 forSouth Africa, including administration instructions

Introduction to reliability for the GRT2

R1: SA Employees and applicants in a company manufacturing tobacco products

R2: SA applicants for postgraduate study

R3: SA managerial and professional candidates

R4: SA applicants to trainee positions in the information technology industry

R5: SA  workers and applicants with a construction company

R6: SA Industrial Psychology students

R7: SA Bank applicants

R8: SA Vocational Counselling clients

R9: SA applicants for learnerships with a bus company

R10: SA Grade 7 pupils

R11: SA Grade 9 pupils

R12: SA General Population

R13: SA Prospective University Students

Introduction to validity for the GRT2

V1: Correlations with the Critical Reasoning Test Battery and LPCat

V2: Correlations with Business School subjects

V3: Correlations with the Graduate Reasoning Test Battery

V4: Correlations with the Technical Test Battery

V5: Correlations with the Technical Test Battery (2)

Introduction to norms for the GRT2

N1: SA Applicants to and incumbents in a tobacco manufacturing company

N2: SA Applicants for postgraduate study

N3: SA Managers and professionals

N4: SA applicants for training in the Information Technology Industry

N5: SA Applicants to and incumbents in a construction company

N6: SA Industrial Psychology students

N7: SA Applicants to a bank

N8: SA White and Coloured applicants to a bank

N9: SA Vocational counseling clients

N10: SA Grade 7 pupils

N11: SA Grade 9 pupils

N12: SA General population

N13: SA Prospective university students

N14: Applicants and staff to the SA retail industry

Introduction to differential item functioning for the GRT2

D1: SA Business school applicants

D2: SA Construction workers