On a railway line, peak ridership occurs between 7:00 AM and 5:00 PM. The fairness of a passenger survey could be improved by over-sampling data from which group?
On a railway line, peak ridership occurs between 7:00 AM and 5:00 PM. The fairness of a passenger survey could be improved by over-sampling data from which group?
Register to vote on and add code examples. Join our developer community to improve your dev skills and code like a boss!
No Good?
Help us improve our code examples by registering to vote on and add answers. Join our developer community to improve your dev skills and code like a boss!