Match the case description in column one with the modifier description found in column two. Next to each modifier is its short descriptor.  Do not apply modifiers solely based on the short descriptor.   Use Appendix A – Modifiers in your CPT coding book for full modifier descriptions. 

What is the result of `length(c(2, 4, 6, 8))`?

What is the output of `mean(c(10, 20, 30))`?

What impact does multiplying a set of scores by a constant have on the standard deviation?

An interval scale is different from a ratio scale because:

In statistical analysis, what is referred to by the term “statistic”?

Which of the following is NOT a type of scale mentioned?

What role do extraneous variables play in research studies?

When can an analysis be termed “inferential”?

In what scenario is the median particularly informative as a measure of central tendency?