[U5Q] A BCBA is assisting in a classroom working to teach st…

[U5Q] A BCBA is assisting in a classroom working to teach students fluency drills using precision teaching. Five students who have fallen behind in classes have been selected to participate. The BCBA waits for the first student’s responding to become stable and then implements the fluency drills with the first student only. The BCBA then waits to start fluency teaching with the second student until their baseline levels are stable and so on with the other students. Which consideration is the BCBA addressing when using a multiple baseline design? 

[U5Q] Rodney is accumulating hours toward his BCaBA certific…

[U5Q] Rodney is accumulating hours toward his BCaBA certification, and his supervisor is assessing his observation skills. The supervisor asks Rodney to record interobserver agreement (IOA) data on their client Sydney’s thumb-sucking behavior at his preschool for a 40-minute period. Out of the twenty 2-minute intervals, either the supervisor or Rodney records that thumb-sucking did not occur in seven of the intervals. The supervisor and Rodney only agreed on the nonoccurrence of thumb-sucking in four of their seven intervals. The supervisor calculates IOA by dividing four by seven to obtain an IOA of 57%. This is an example of: