In the last year, statistics have been unusually important in the news. How accurate is the COVID-19 test you or others are using? How do researchers know the effectiveness of new therapeutics for ...
In just about any discussion of a poll about the very close presidential race between Vice President Kamala Harris and former President Donald Trump, you'll hear the ...
If you've ever read a news story about a political poll, you've heard the phrase "margin of error." But what does it actually mean? In the real world, it is ...