The buyer should order 250 units, since there is a 75 percent probability that demand will be less than this.
( ( The buyer ) ( ( should ( ( ( order ( 250 units ) ) , ) ( since ( there ( is ( ( a ( 75 ( percent probability ) ) ) ( that ( demand ( will ( ( be less ) ( than this ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN buyer)) (VP (MD should) (VP (VB order) (NP (CD 250) (NNS units)) (, ,) (SBAR (IN since) (S (NP (EX there)) (VP (VBZ is) (NP (NP (DT a) (CD 75) (NN percent) (NN probability)) (SBAR (IN that) (S (NP (NN demand)) (VP (MD will) (VP (VB be) (ADJP (JJR less)) (PP (IN than) (NP (DT this))))))))))))) (. .)))
The buyer should not buy anything since there is no demand.
( ( The buyer ) ( ( ( should not ) ( ( buy anything ) ( since ( there ( is ( no demand ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN buyer)) (VP (MD should) (RB not) (VP (VB buy) (NP (NN anything)) (SBAR (IN since) (S (NP (EX there)) (VP (VBZ is) (NP (DT no) (NN demand))))))) (. .)))