To find out what Hallie is doing, you need to use the value of the sum that you have just calculated and the decision tree below. Do you know what a decision tree is? Eoin is here again to explain all about decision trees in the video below.

The decision tree for Hallie is below. Remember that the sum of the activity data of Hallie was found to be 82. Can you figure out what Hallie is doing?


All done? Click on the picture below that corresponds to what you think Hallie is doing this morning!

Well done! You have now figured out what Hallie is doing using data from Hallie’s sensor and of course some coding! Continue to the next page to claim your achievement certificate!