QMS 102 Lecture Notes - Cheat Sheet, Frequency Distribution, Scantron Corporation
17 Apr 2011
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Quiz 1 is on next week (held in class). Topics that will be tested in quiz #1: yp: data types/ measurement scales, stem and leaf display, frequency distribution, ogive. In lectures 1 & 2, we have covered. 1 measurement scales: measurement scales, stem and leaf display, frequency distribution. No ink marking, please: have an eraser too, note: please use the course email account: qms102@ryerson. ca if you wish to contact me, emails send to my personal account will not receive a reply. Coverage of today"s lecture: graphing frequency distribution (lecture 2 powerpoint slides, different types of graphs (lecture 2 g p yp. Powerpoint slides: when to use cw=0. 25 and 2. 5, cumulative distributions and. Note: why can we use class width 2. 5? www. notesolution. com. Therefore you cannot use cw=5 to construct your frequency distribution. Total width = (280 (-20 ) =300 (280. Exercises: l = -20 h = 280, class width (cw) If the data has at least one decimal.
