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Mathematics, 15.07.2021 21:20 daydallas01
Use a 0.05 significance level to test the claim that the mean IQ scores for subjects with medium lead levels is higher than the mean for subjects with high lead levels. What are the null and alternative​ hypotheses? Assume that population 1 consists of subjects with medium lead levels and population 2 consists of subjects with high lead levels.
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Use a 0.05 significance level to test the claim that the mean IQ scores for subjects with medium lea...
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