What are MRP surveys and can they predict political election outcomes effectively?

.THERE IS ACTUALLY LITTLE hesitation concerning the most likely victor of Britain’s standard political election on July 4th: along with a top of 20 percentage points in national viewpoint polls, the Work Party is actually incredibly very likely to succeed. However there is actually anxiety concerning the dimension of Labour’s bulk in Britain’s 650-seat Residence of Commons. Some polling firms have released seat prophecies utilizing an unfamiliar approach called multi-level regression and post-stratification (MRP).

What are actually these surveys– as well as just how precise are they?