HSS.ID.B.6
Represent data on two quantitative variables on a scatter plot, and describe how the variables are related.
Example Problems
An animal shelter recorded details about dogs available for adoption.
Who or what are the individuals in this data set?
| Dog | Age (years) | Weight (lb) | Breed | Shots? |
|---|---|---|---|---|
| Buddy | 4 | 52 | mixed | yes |
| Luna | 1 | 18 | terrier | no |
| Duke | 7 | 68 | labrador | yes |
| ... | ... | ... | ... | ... |
Who or what are the individuals in this data set?
An airport analyst logged details for several flights today.
Who or what are the individuals in this data set?
| Flight | Distance (mi) | Duration (min) | Gate | On-time? |
|---|---|---|---|---|
| AA 1387 | 965 | 142 | B12 | yes |
| DL 220 | 403 | 76 | D5 | no |
| UA 781 | 2460 | 310 | C7 | yes |
| ... | ... | ... | ... | ... |
Who or what are the individuals in this data set?
A registrar compiled information about courses offered this term.
How many variables are in this data set?
| Course | Credits | Enrollment | Department | Online? |
|---|---|---|---|---|
| BIO 120 | 4 | 132 | Biology | no |
| MATH 241 | 4 | 88 | Mathematics | yes |
| HIST 210 | 3 | 41 | History | no |
| ... | ... | ... | ... | ... |
How many variables are in this data set?
Khan Academy ResourcesEquations of trend lines: Phone dataEyeballing the line of best fitEstimating equations of lines of best fit, and using them to make predictionsEstimating slope of line of best fitInterpreting slope and y-intercept for linear modelsInterpreting slope of regression lineLine of best fit: smoking in 1945Estimating the line of best fit exerciseExponential vs. linear models: tableInterpreting y-intercept in regression model

1-on-1 AI tutoring aligned to HSS.ID.B.6. Instant help for students, real-time insights for teachers.
Used in classrooms by 100,000+ students at Baltimore County, Plano ISD, Deer Valley USD, KIPP, and districts nationwide.
Free for teachers, forever →