Which variable(s) in the data set are measured using a nominal scale? Environment Environment and Age Group Age Group None of the variables

Environment

Step-by-step explanation:

Level of measurement used in statistics summarizes what statistical analysis that is possible. We have three types of level of measurement.

Nominal Scale

Ordinal Scale

Interval/ Ratio Scale

The nominal scale known as categorical or qualitative is the most basic level of measurement. Examples include numbers, colour, sex.

Ordinal are variables categorize according to hierarchy they usually have a meaningful order, but the intervals between the variables may not be equal.

In interval/ratio level of measurement, are measured and ordered. Examples are weight or size.

From the given question, it is only the environment that is measured using a nominal scale.

Age group is ordinal because it can be ordered based on hierarchy.

it would be 6xy and -16xy.