Mathematics, 04.08.2019 15:00 zay65307

Helena asked five drama club members in her homeroom how many tickets they had sold. the mean number of tickets sold was 16. then she took ten random samples from the entire drama club of 75 students. the mean number of tickets sold was 22.5. compare the means. is one sample a better representation?

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Helena asked five drama club members in her homeroom how many tickets they had sold. the mean number...