A researcher collected samples of sexually active adolescents from various racial and ethnic backgrounds and asked them what percent of the time they use protection. Given the following data, test the null hypothesis that Black, White, Hispanic, and Asian adolescents do not differ in terms of how often they use protection.

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Black White Hispanic Asian Adolescents Adolescents Adolescents Adolescents 50 75 60 80 65 80 60 75 65 65 75 45 60 70 60 50 40