Suparat Niwitpong and Sa-aat Niwitpong, On Simple Confidence Intervals for the Normal Mean with Known Coefficient of Variation. journal = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology. September 2013, vol. 81(9). 1444 - 1447 [viewed 24 September 2024]. Available from: https://publications.waset.org/pdf/16732.