def METHOD_NAME(query, courses, instructors):
    """Decides if courses or instructors should be displayed first.
    Returns True if courses should be prioritized, False if instructors should be prioritized """
    # Calculate z-score for courses
    courses_z = compute_zscore([x['score'] for x in courses['results']])
    # Calculate z-score for instructors
    instructors_z = compute_zscore([x['score'] for x in instructors['results']])
    # Likely an abbreviation if 4 letters or less
    if len(query) <= 4 and courses_z > 0:
        return True
    return courses_z >= instructors_z