This document presents a comprehensive solution to a BUS105 statistics computing assignment from semester 2, 2017. The assignment analyzes various datasets, including income contributions, investment risk levels, and student accommodation types. It involves calculating z-scores, proportions, and expected ranks, along with hypothesis testing to compare investment returns and support for proposed changes. The analysis includes the use of tables, figures, and pivot tables to summarize data and draw conclusions. The document also includes a guide to summarizing datasets, detailing methods for handling categorical and numerical variables, and provides insights into interpreting statistical results and drawing meaningful conclusions from the analyzed data.