1.)    Provide two examples each for the following type of measurement scales (make sure they are different than the examples in the lecture notes).

 

·         Nominal:

 

 

 

·         Ordinal:

 

 

 

·         Interval:

 

 

 

·         Ratio:

 

 

 

2.)    What is the difference between a measurement and a metric? Provide an example of each which highlights this difference.

 

 

 

3.) What is the difference between measurement reliability and validity? Do you need both?