Portage Chem 103 Notes Week 1 by Howieauthor page 0 comments CategoriesCRNA AppPortage Chem 103 Monday, 19 May 2025 How to Calculate Standard Deviation Using Ti-30x 2nd DATA ^ (STAT) DATA add your input & frequency (if >1 ) STATVAR your answers will be shown as n, mean, SD (n-1), SD (n only)