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16 August, 21:56

Marlow wants to know how many students in his school enjoy watching the TV news. He asks all 27 students in his art class and finds that 30% of his classmates enjoy watching the TV news. He claims that 30% of the school's student population would be expected to enjoy watching the TV news. Is Marlow making a valid inference about his population?

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  1. 16 August, 22:17
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    He is not making a valid inference because he is assuming the student populations interest based on a small part / group of the student population, his class.
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