Before reading this guide, it may be helpful to read the guide from Module 7 (M7) about proportion and variation. Module 7 (M7) proportion and variation is concerned with direct proportion between two ...
There is a direct proportion between two values when one is a multiple of the other. For example, \(1\text{cm} = 10\text{mm}.\) To convert \(\text{cm}\) to \(\text{mm}\), the multiplier is always 10.
Cancer Causes & Control, Vol. 26, No. 5, Special Issue: Breast and Cervical Cancer Early Detection Program (May 2015), pp. 689-695, 697 (8 pages) Purpose: There is substantial variation across the ...