iving a test to a group of students, the grades and gender are summarized below   A B C Total Male 4 9 20 33 Female 16 19 12 47 Non-binary 10 8 7 47 Total 30 36 39 105 Let ππ represent the percentage of all non-binary students who would receive a grade of B on this test. Use a 80% confidence interval to estimate p to three decimal places.

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