QMS 102 Lecture Notes - Lecture 3: Percentile

• School: Ryerson University
• Department: Quantitative Methods
• Course: QMS 102
• Professor: Nursel Ruzgar

Document Summary

Ogives and how to construct/draw them: y-axis(vertical) represents the c% (cumulative percentage frequency, x-axis (horizontal) contains upper boundary for each class intervals, an extra upper boundary is added at the beginning so the graph starts with a. Join points with a straight line crf of 0 or 0%. Where x denotes the observation value corresponding to the rank (r): when rounding half round if the decimal ends with . 75 and k is greater than, compute pk if the rank is a.