This document provides an overview of quantitative methods and statistics. It covers basic concepts like scales of measurement, population and sample, parameters and statistics. It distinguishes between descriptive and inferential statistics. Descriptive statistics involves collecting and presenting data, while inferential statistics draws conclusions about a population based on a sample. The document also discusses different types of data and scales of measurement including nominal, ordinal, interval and ratio scales. It provides examples to illustrate each scale of measurement. The course syllabus covers topics like probability, sampling, estimation, hypothesis testing, analysis of variance and decision trees.