Play Live Radio
Next Up:
0:00
0:00
Available On Air Stations
Watch Live

Why Do Election Polls Vary So Much?

Why Do Election Polls Vary So Much?

Election Day is a week away and it seems everywhere you look, there's a new poll on TV, online, or the radio. But they don't all say the same thing. Host Michel Martin takes a look at why the polls vary, and what they tell us. She talks with Stanford University professor Simon Jackman. He teaches political science and statistics.

Red or blue? The County Supervisor District 1 Special Election could shift the balance of power. Get live returns, plus the latest news and analysis.