Answer to Question #189652 in Other for Gabriela

Question

Suppose the mean score of all ten-year-old children on an anxiety scale was 7 with a standard deviation of 2. In a sample of 16 children with alcoholic parents, the mean score was 8.1. Is there evidence that children with alcoholic parents have a different mean acore on the anxiety scale ? Use a 5% significant level.

Answer 1

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