© 2025 Shmoop University, Inc. All rights reserved.
 

Math Shack

< Pick a Different Problem
I'm Feeling Lucky
View Your Progress
0

Using Data Displays to Make Comparisons and Draw Conclusions

Stat-prob

Answer questions correctly to move the progress bar forward. Once the progress bar is complete, you've mastered the topic.
Your browser does not support HTML5 Canvas. To get the most out of Math Shack you will need to upgrade to a more modern browser.
Four Russian history professors are always competing with each other. They decide to give all their students a standardized test and plot the results.

Which teacher's students had the largest standard deviation of test scores?

Created with Highcharts 3.0.2Score (out of 100)Number of studentsMr. Toohey0-1010-2020-3030-4040-5050-6060-7070-8080-9090-1000255075100
Created with Highcharts 3.0.2Score (out of 100)Number of studentsMs. Rand0-1010-2020-3030-4040-5050-6060-7070-8080-9090-1000255075
Created with Highcharts 3.0.2Score (out of 100)Number of studentsMr. Keating0-1010-2020-3030-4040-5050-6060-7070-8080-9090-100025
Created with Highcharts 3.0.2Score (out of 100)Number of studentsMr. Roark0-1010-2020-3030-4040-5050-6060-7070-8080-9090-1000255075
Submit
Give Me a Hint
Where do I start?

Calculator

You Will Earn

20

Shmoints When You Master This Topic!

You've already mastered this topic. You can't earn more Shmoints for the same topic, but feel free to keep practicing.

Got Math Shack feedback? Share it with us!

Hey Teachers!

Robeefalo says...

Make homework fun.

Send a link to Math Shack. Your students will thank you.

Give Extra Credit.

For earning 100 Shmoints. The sky’s the limit.

Get Support.

If your school is using Common Core, we are all set up to support you. Click here to learn more.