TY - JOUR AU - Sarkar, Jyotirmoy AU - Rashid, Mamunur PY - 2019/09/16 Y2 - 2024/03/28 TI - Have You Seen the Standard Deviation? JF - Nepalese Journal of Statistics JA - Nep. J. Stats. VL - 3 IS - 0 SE - Research Articles DO - 10.3126/njs.v3i0.25574 UR - https://www.nepjol.info/index.php/NJS/article/view/25574 SP - 1-10 AB - <p><strong>Background:</strong> Sarkar and Rashid (2016a) introduced a geometric way to visualize the mean based on either the empirical cumulative distribution function of raw data, or the cumulative histogram of tabular data.</p><p><strong>Objective:</strong> Here, we extend the geometric method to visualize measures of spread such as the mean deviation, the root mean squared deviation and the standard deviation of similar data.</p><p><strong>Materials and Methods:</strong> We utilized elementary high school geometric method and the graph of a quadratic transformation.</p><p><strong>Results:</strong> We obtain concrete depictions of various measures of spread.</p><p><strong>Conclusion:</strong> We anticipate such visualizations will help readers understand, distinguish and remember these concepts.</p> ER -