Question

Current average classroom temperature at this college

a. nominal

b. ordinal

c. interval

d. ratio

Answer 1

Answer is (c) interval

Note :

(a)nominal variabbles that are only names , they do not have numeric values and cannot be ordered.

(b) Ordinal scale is measured when order of the values matter such as grades , but no numeric values.

(c) Temperature is measured Interval scale . Interval scale is used when order of the variable matters and difference between two values is meaningful, for example difference between two temperature points and also zero does not mean no value , temperature zero is a valid temperature .  

(d) Ratio scale is used when order of the variable matters and difference between two values is meaningful,and mathematical operations are also possible , such as addition , multiplication etc  but zero here means no value )