Mathematics, 11.02.2021 17:30 champions2k19
The average indoor radon level is about 1.3 picocuries per liter (pCi/L) in the United States. A random sample of Jersey Village homes had a mean indoor radon level of 1.5 pCi/L. A 95% confidence interval for the mean indoor radon level in Jersey Village homes is (1.29, 1.71). Is the average indoor radon level significantly higher than the average radon level in the U. S.
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The average indoor radon level is about 1.3 picocuries per liter (pCi/L) in the United States. A ran...
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