Question

Aner 1 year, 104 ofthe corones were onsored wnners. that a, tey opeOrmed other compares n te same mestnem dass. To assess whether te danoong strategy·mdinamaorty ar wenners, te researcher tested Hof Choose the correct explanaion below O A. Abour 20 in 100 sampies wil ghve a sample proportion as high or higher ran he one ootained ine populaton proportion eality is greanerhan . About t04 r, 200 sangles wel give 8 SSngle proporton酢Ngh or higher than Phe one ottanedethe Dopuleson troonon realy is greater than 05 OD. About 29 in '006 nges wn gre a 6anoo proportion 880nghorhiper Pone e ore obtained "?eposuuton preertior, realy is 05 Croose he correct conoluson below C. Because this probability is smal, do not reject the nuil hypothesis. There is not sufficient evidence to conclude that the dart-picking strategy resuited in a majorty of wnners. D. Because this probability is not small as net reijact the null typothess. There is not suficient evisence to condlude that the dart-picking sategy resutes in a majonity of winners

Answer 1

1) ans -> C) About 104 in 200 samples will give a sample proportion as high or higher than the one obtained if the population proportion is really 0.5

2) ans-> D. Because the probability is not small, do not reject the null hypothesis. There is not sufficient evidence to conclude that the dart-picking strategy resulted in a majority of winners.