Our own pollster needs to be held to scrutiny. He is latest predictions and how they turned out.
1) Gachagua will be uda DP. Result: bad prediction
2) Uhuru was playing Raila. Result: Bad prediction
3) Kiraitu won't join Azimio. Result: Bad prediction
4) MOAS: Ruto sweeps the elections. Result: unknown
5) Ruto has commanding lead in Western block: Result: unknown and doubtful
6) Ruto will Carry central. Result: unknown
7) uhuru will rig elections is planning: highly doubtful

debts were not a big threat to kenyan economy. Result: very bad prediction. Kenya is caught in a debt death trap.

jubilee 1.0 delivered. Result: bad prediction. Jubilee 1.0 went on a borrowing binge to finance budgeted corruption
9) SGR was a economically viable project. Result: bad prediction. Sgr has become a drag on economy and running at high deficit forcing gok to borrow more to pay for operations costs
10) infrastructure development is all that is needed. Result: economic development doesn't equal to infrastructure development. Bad prediction
Add the predictions this crystal ball gazer has made and we can judge it.
This is the election why confirmation bias will be seen in real life.