HELP!

shawnka

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Joined
Feb 28, 2006
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16
Yoshi's grade will be attending a brand new school next year. Students who will be attending the school are going to vote on the mascot for the school. To predict which mascot students will choose, Yoshi asks all of the students at her lunch table for their preferences. Is this a representative samlpe? why or why not?
 
It depends somewhat on the size of the table. Is the entire student body sitting at the single table?

It depends somewhat on who will be attending the new school. Is Yoshi's school the ONLY one that will be contributing students?

Generally, I would think a lunchroom chat would involve very few opinions, selected by the pollster, and representing a partially dependent group. Folks sitting at the same lunch table tend to be friends who have similar opinions.

1) It's not random.
2) It's a very small sample.
3) The opinions are demonstrably dependent.
 
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