Consumer spending 2018
Graph from Wolfram Alpha
Consumers in the U.S. spend a lot of money. In this activity we look at historical data to see if there are any patterns in our spending. How does our holida...
Math and Social Studies
Genres
Grade
Saving Water Bottles
In my grocery store they now have these new water bottle refilling stations. You can simply refill your own container with water instead of buying a six-pack of bottled water....
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 ...
How Much is a Tweet Worth?
These days it seems everyone is on social media. Are you? Famous athletes and entertainers are on social media and they can make a lot of money. In this activity students study how ...
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