The IPSOS report gives the below caution.
Concluding Caution
These opinion poll results give an indication of voter behavior and intentions. However, it
is difficult to predict the real outcome as some factor could influence the results;
Voter turn-out
The voters could make change their voting intentions based on
subjective affiliations with a political alliance/candidate
www.ipsos.co.ke/spr/down...idential%20Aliances_2%20(Feb%202013).pdf
This means IPSOS has not taken the voter turnout factor into consideration.
As Iron Sharpens Iron, So one Man Sharpens Another.