Understanding STATS in Data Analysis

Rather than treating each concept as unrelated, Younes Ghouini shows how standard deviation, outliers, Z‑scores and regression interact to help you move from raw data to solid insight. After reading, you’ll be better equipped not just to plug numbers into tools, but to question them. To uncover whether a spike is meaningful, whether a trend holds up, or whether what you’re seeing might be misleading unless you’ve checked the stats…