Journal of the Royal Statistical Society. Series C (Applied Statistics), Vol. 27, No. 1 (1978), pp. 76-77 (2 pages) This note proposes an approximation to the cumulative normal distribution and its ...

More than 76 per cent of students from the Secondary 4 Normal (Academic) stream are able to continue to Secondary 5. They are among close to 13,500 Normal (Academic) and Normal (Technical) students ...