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Question: Groundwater from 19 wells was classified as


Groundwater from 19 wells was classified as low or high in alkalinity and low or high in dissolved iron. There were 9 wells with high alkalinity, 7 that were high in iron, and 5 that were high in both.
(a) Based on these data, complete the following two-way frequency table.
(b) Calculate the relative frequencies of the cells.
(c) Calculate the relative frequencies separately for each row.



Groundwater from 19 wells was classified as low or high in alkalinity -1


2.99

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