Mathematics, 26.08.2021 17:30 Smoon1967

Two female statistics students asked a random sample of 60 high school boys if they have ever cried during a movie. Thirty of the boys were asked directly and the other 30 were asked anonymously by means of a "secret ballot." When the responses were anonymous, 63% of the boys said "yes" whereas only 23% of the boys said "Yes" for the other group. Explain why the two percentages are different.

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Two female statistics students asked a random sample of 60 high school boys if they have ever cried...