MacroGlide on Instagram: "Harvard’s Stat 110: Introduction to Probability, taught for decades by Joe Blitzstein, is one of the university’s most famous and rigorous quantitative courses, known for shaping students who later go into finance, data science, and quantitative research. The class consistently enrolls 700–900 students per year, making it one of Harvard’s largest. Blitzstein’s lectures emphasize thinking probabilistically rather than memorizing formulas, using real-world cases from insu