This document presents a comprehensive solution to a Business Decision Making assignment, addressing five key tasks. Task 1 focuses on ungrouped descriptive statistics, calculating and interpreting mean, minimum, standard deviation, and coefficient of variation to analyze UK Netflix viewer ages. Task 2 delves into grouped descriptive statistics, comparing the accuracy of grouped versus ungrouped data and constructing a cumulative frequency curve. Task 3 examines relationships between variables like age, gender, and working hours using correlation coefficients and regression analysis. Task 4 involves networking and project timelines, while Task 5 provides a self-assessment of the student's performance and identifies areas for improvement, particularly in data interpretation and scatter diagram creation. The assignment demonstrates an understanding of statistical methods and their application in business decision-making.