This answer is the best form of trend analysis that Incipia Corporation should use to analyze the effectiveness of the training over the next six months, as it can provide a quantitative and objective way to measure and compare the results and outcomes of the training against predefined criteria or indicators. Statistical trend analysis is a method that involves collecting, analyzing and presenting data using statistical tools and techniques, such as charts, graphs, tables or formulas. Statistical trend analysis can help to identify patterns, changes or correlations in the data over time, as well as to evaluate the performance and impact of the training on the organization’s privacy program and objectives. References: IAPP CIPM Study Guide, page 901; ISO/IEC 27002:2013, section 18.1.3