Dr Jefferson Is a Psychologist Interested in 4-Year-Old Shawn's Knowledge

Multiple Choice

Dr. Jefferson is a psychologist interested in 4-year-old Shawn's knowledge of the differences between animals and vehicles. The psychologist gives Shawn a multiple-choice picture test in which he must write the letter of the correct answer on a separate piece of paper. However, Shawn has trouble identifying and writing some letters. On two separate occasions, Shawn receives the same score on the test. This method has _____ validity and _____ reliability.

A) good; good
B) good; poor
C) poor; good
D) poor; poor