Mathematics, 15.07.2019 17:20 jep88
In? 2002, the median ph level of the rain in a national park was 5.205.20. a biologist thinks that the acidity of rain has decreased since then.? (this would mean that the ph level of the rain has? increased.) she obtains a random sample of 1919 rain dates in 2008 and obtains the accompanying data. determine the? p-value of the hypothesis test performed in the statement.
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In? 2002, the median ph level of the rain in a national park was 5.205.20. a biologist thinks that...
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