Data and probability

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Beijing Olympic Schedule 2022

Number Sense Sports Holidays and Annual Events Current events Data and probability
The Winter Olympics begins this week in Beijing. Wikipedia had this schedule of events. We think that there is a lot of information missing and apparent in this graphic. What can you tell, wha...

Federal debt and deficit - What are they?

Number Sense Math and Social Studies Current events Ratio and Proportion Data and probability
What's the big deal with our national debt?  Do we actually borrow money to cover our debt?  If we do, imagine the interest charges? Help your students (and their families) understa...

The new R-naught number

Algebra Number Sense Math and Science Current events Data and probability
There's a number used to quantify how fast a virus will spread, the R-naught number.  As the coronavirus spread though out the world, we saw how the threat of infection was measured and und...

Monopoly

Algebra Number Sense Ratio and Proportion Data and probability
In the board game, Monopoly, does a property’s distance from GO correlate to its rent when you land on it? Using Brian’s spread sheet (list of properties, distance from GO, rent and rent with...

Does an NFL player's draft order mean a lot for the player?

Algebra Sports Ratio and Proportion Data and probability
Updated! This Thursday, April 27th, college football players will be awaiting knowing their futures in the NFL.Every spring, roughly 250 college football players are drafted by NFL teams throug...

At least the days are getting longer

Algebra Number Sense Math and Science Holidays and Annual Events Current events Ratio and Proportion Data and probability
What's your guess?  How fast are the number of daylight hours changing each day?  Are the changes dramatic or subtle? Students make guesses; compute how l...

What does the data show?

Algebra Data and probability
When you look at the new case numbers of the Coronavirus in the U.S. and compare that with various world and national events and our present scientific understandings, what do you wonder?  Wh...

Expensive Super Bowl ads

Algebra Sports Holidays and Annual Events Data and probability
Updated again for 2022! The teams are set. Don't you wonder what a Super Bowl ad will cost this year?  Will the price for 30 seconds be more? stay the same? or drop? 2013 Doritos "Go...

Eliud Kipchoge runs marathon in 1:59:40.2

Algebra Sports Ratio and Proportion Data and probability
  Eliud Kipchoge breaks 2 hour marathon barrier.   On October 12th 2019, Eliud Kipchoge ran a marathon in Vienna in under 2 hours. He has now broken a barrier of what humans are c...

How much should the 40-oz size cost?

Algebra Number Sense Math and Food Data and probability
We found this chalkboard menu at a coffee shop recently. The shop had prices for the 12-oz (small), 16-oz (medium) and 20-ounce (large) cappuccinos.  And they will also make you 40-...
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