Duration data are collected: a. from the time the teacher ...

[WhattoUnderstand]

Duration data are collected:
 
  a. from the time the teacher gives a performance direction until the student begins
  to perform the response
  b. from the time the student begins the response until he or she completes the response
  c. from the time the teacher gives a performance direction until the student
  completes the response
  d. none of the above

Question 2

When using time sampling, the data collector records behavioral occurrence only if it occurs at the end of an
  interval.
 
  Indicate whether the statement is true or false

[xiaomengxian]

Answer to Question 1

B

Answer to Question 2

True