Multiple observers are necessary to establish the performance ...

[cherise1989]

Multiple observers are necessary to establish the performance assessment's:
 
  a. reliability
  b. criterion-related validity
  c. construct-related validity
  d. difficulty

Question 2

One method to diagnose a student's depth of understanding during a performance assessment is to
 
  a. focus the assessment on a product produced
  b. require the student to explain the purpose of each step
  c. not allow students to use any tools, equipment or materials
  d. require the student to perform steps in reverse order

[jennafosdick]

Answer to Question 1

A

Answer to Question 2

B