Identify the W s name the variables specify for each variable whether its use indicates that it should be treated as categorical

Question

Identify the W s name the variables specify for each variable whether its use indicates that it should be treated as categorical or quantitative and for any quantitative variable identify the units in which it was measured In performing research for an ecology class students at a college in upstate New York collect data on streams each year They record a number of biological chemical and physical variables including the stream name the substrate of the stream limestone shale or mixed the acidity of the water pH the temperature C and the BCI a numerical measure of biological diversity Identify the Why in this situation Choose the correct answer below O A To mine for precious stones OB To reduce the acidity of New York s streams OC To increase biological diversity OD The Why is not specified Identify the How in this situation Select all that apply OA Mixing several different stream waters together and watching for a reaction OB Swimming in the streams OC Gathering sample water from each stream and studying it back at the campus CCID

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