BUS708: Statistics and Data Analysis - Inferential Report, 2019

This report presents an inferential statistical analysis of mobile application usage, encompassing both national and international data. The analysis begins with an introduction and literature review, setting the context for the study. It then investigates the proportion of free apps in the Google Play Store, constructing confidence intervals and visualizing the data. Outlier removal and hypothesis testing are performed to analyze app prices. Furthermore, the report examines price differences among paid apps within the communication, tools, and games categories using ANOVA. A regression analysis explores the relationship between app ratings and reviews. Finally, a chi-square test determines whether international students from different countries tend to use distinct communication apps. The report concludes with a summary of findings and recommendations.