Final answer:
Newman most likely has a low score in the Big Five trait of conscientiousness, which is associated with a lack of self-discipline and motivation, leading to behaviors that could be perceived as 'lazy'.
Step-by-step explanation:
He is often described as lazy by his friend. Newman most likely has a low score in the Big Five trait of conscientiousness. Within the Five Factor Model of personality, conscientiousness is characterized by competence, self-discipline, thoughtfulness, and achievement-striving. A low score in conscientiousness suggests a lack of organization, efficiency, and motivation, which could manifest in behaviors typically described as 'lazy.' It's important to note that while a low score might have negative connotations, personality traits are spectrums rather than absolute measures, and it is possible for individuals to modify their behaviors with effort and awareness.