Statistics Practical Assignment - Module 2 - [University Name]

This document presents the solutions to a Module 2 practical statistics assignment. The assignment covers a range of statistical concepts including calculating the mean, median, mode, range, and standard deviation from a given dataset. It also addresses z-scores and their application in comparing individual performance relative to a group, as well as calculating probabilities based on raw scores. The assignment includes detailed calculations and interpretations for each question, providing a comprehensive understanding of the statistical methods. Furthermore, it provides solutions to questions relating to IQ scores, speed, and test scores, demonstrating the practical application of statistical analysis. The solutions also includes analysis of student performance in different subjects based on z-scores.