Activity Overview
In this activity, students' will measure their heights using a motion detector and describe the data using the statistical concept called box plot.
Before the Activity
Connect the motion detector to the DIG/SONIC port of the CBL 2™ or the DIG/SONIC 1 port of the Vernier LabPro®
Connect the CBL 2™ or LabPro® to the calculator using the Unit-to-Unit cable
See the attached PDF file for detailed instructions for this activity
Print pages 279 - 286 from the attached PDF file for your class
During the Activity
Distribute the pages 279 - 286 to your class.
Follow the Activity procedures:
Position the motion detector 2.5 meters from the floor, pointing straight downward
Measure the distance to the floor
Each student stands under the motion detector
Record the distance to the student's head
Calculate the student's height
Repeat the step for other students'
Collect the data for all students' and determine the mean, minimum, median, and maximum value
Draw a box plot
After the Activity
Students' will analyze their data and complete the Data Collection and Analysis Sheet. They will also answer questions listed in it.
Review student results
As a class, discuss questions that appeared to be more challenging
Re-teach concepts as necessary