27. Acid rain. Biologists studying the effects of acid
Chapter 27, Problem 27(choose chapter or problem)
27. Acid rain. Biologists studying the effects of acid rain onwildlife collected data from 163 streams in the AdirondackMountains. They recorded the pH (acidity) of thewater and the BCI, a measure of biological diversity.Heres a scatterplot of BCI against pH: a) State the null and alternative hypotheses underinvestigation.b) Assuming that the assumptions for regression inferenceare reasonable, find the t- and P-values.c) State your conclusion.
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