A Psychologist Is Interested in 4-Year-Old Jacob's Knowledge of the Differences

Multiple Choice

A psychologist is interested in 4-year-old Jacob's knowledge of the differences between animals and vehicles. The psychologist gives Jacob a multiple-choice picture test in which he must write the letter of the correct answer on a separate answer sheet. However, Jacob has trouble identifying and writing some letters. On two separate occasions, Jacob 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