sir i am stuck for this question

(C) p. 3 6 A self-proclaimed "thug-expert" claims that 33% of thugs prefer cocaine, 24% prefer heroin, 37% prefer methamphetamine, 1% prefer PCP, and 5% prefer some other drug. 2000 thugs are surveyed, and it's found that 529 prefer cocaine, 486 prefer heroin, 807 prefer methamphetamine, 19 prefer PCP, and 159 prefer some other drug. To a 1% level of significance, can it be asserted that the expert is wrong