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
Wildfires and particulate matter
Wildfires in Canada have...
The tallest structure made of Legos
Act One:
The world record for the tal...
It sure is cold out ... or is it?
Students ponder the relationship between pla...
Expensive face creams
Who knew that creams for your face could be so e...
Saffron and paella
In order to cook Paella (a delicious Spanish ric...
Giant Pumpkins 2022
5 pound pumpkin compared to giant pump...
Autumnal Equinox 2023
Updated for 2023!
Saturday, September...
How much water should you be drinking?
As we are outdoors more and temperatures are ris...
Huge Key Lime pie
More for π Day!
On a cold an...
Sweetheart candies
NECCO went bankrupt in 201...