Skills Needed for In-Class Activity 4.B
| Skill or Concept: I can . . . | Questions to check your understanding | Rating from 1 to 5 |
| Visually assess the differences in variability, given comparative histograms or dotplots. | 1, 2 | |
| Understand the summary statistics feature of the Describing and Exploring Quantitative Variables tool. | 3, 4 | |
| Use technology to calculate measures of variability: standard deviation, variance, and range. | 5–7 |
Now use the ratings to get ready for your next in-class activity. If your rating is a 3 or below, you should get help with the material before class. Remember, your instructor is going to assume that you are confident with the material and will not take class time to answer questions about it.
Ways to get help:
- See your instructor before class for help.
- Ask your instructor for on-campus resources.
- Set up a study group with classmates so you can help each other.
- Work with a tutor.
