Criterion related validity refers to:
a. a comparison of measures to some external criterion
b. an empirical measure that may or may not agree with our common understanding of
a particular concept
c. the degree to which a measure covers the range of meanings included within the
concepts
d. the basis of logical relationships among variables
With respect to standard deviation, which of the following statements is not correct?
a. the total deviation is zero
b. the average deviation is zero
c. the value can range from negative 1 to positive 1
d. the sum of the deviations from the mean will always be zero
What type of variable allows you to arrange attributes from greater than to less than, but
does not allow you to tell how much greater or how much less than one attribute is from
another?
a. nominal