Part 1: ACCA syllabus; study guide and syllabus commentary. Part 2 The study section: sampling and data collection; data and their accuracy; frequency distributions and charts; general charts and graphs; the arithmetic mean; the median, the mode and other measures of location; measures of dispersion and skewness; the standard deviation; quantiles and the quantile deviation; index relatives; composite index numbers; special published indices; interest and depreciation; present value and investment appraisal; annuities; functions and graphs; linear equations; quadratic and cubic equations; differentiation and intergration; cost, revenue and profit functions; introduction to probability; conditional probability and expectation; combinations and permutations; matrices; inventory control; introduction to data processing; introduction to computers; data classification; computer files - basic principles; magnetic tape files; magnetic disk files; data capture and control; computer output; mainframes, minis and micros; data communications and networks; office automation systems; computer software; data processing staff and services the programming process; programming in BASIC. Part 3 The revision section: examination technique; examiners' reports; revision summaries by topic; questions with step-by-step answers; examination practice. ACCA question analysis.