2023-11-20 09:44:35
What does 95% confidence in the poll results mean?
What does 95% confidence in the poll results mean?

There have been a lot of polls about who will win the Presidential election. I get so confused when polling results are reported. What is a 95% confidence measure? What's the margin of error? What is standard deviation? In this activity students consider the errors in choosing polling samples, find the absolute mean data difference, the standard deviation of a sample and calculate the margins of error.
Comments (0)
Display 1 - 10 Of total 0
Clean Close Shave
Take a look at the infographic. What do you ...
Drinks at the Fair
At the amusement park, our friend, Jason, wa...
Summer Activities
Here are five summery real-world math activi...
Daylight savings time
Updated and improved!
Is Daylight savings t...
Stacking Jack
Act One: Check out the video slide show. &nb...
The greatest amount of chocolate
In this updated activity, students compare t...
What is with this chart?
A fellow teacher, Laura Deschai...
Do caffeinated drinks have similar amounts of jolt?
We found this interesting caffeine infogra...
Mom's matzo ball soup
Passover is one of the three high holidays i...
Man paid in 500 pounds of greasy pennies!
A man from Georgia, Andreas ...