Question: The manager of an SAT review program wonders whether average

The manager of an SAT review program wonders whether average SAT scores differ depending on the ethnicity of the test taker. Thirty test scores for four ethnicities are collected. A portion of the data is shown in the accompanying table; the entire data set, labeled SAT_Ethnicity, can be found on the text website.


At the 5% significance level, can we conclude that the average SAT scores differ byethnicity?
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  • CreatedJanuary 28, 2015
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