The usual purpose of an R-chart is to signal whether there has been a: a. gain or loss in dispersion.
b. change in the percent defective in a sample.
c. change in the central tendency of the process output.
d. change in the number of defects in a sample.
e. change in the consumer's risk.

The state troopers in one state have a motto, “nine you’re fine; ten you’re mine,” which is the standard that they use for pulling over speeders on the state highways. in other words, if the posted speed limit is 55 mph, drivers can drive at a rate up to 64 mph without fear of getting a ticket. which of the following best describes the ethical culture in the state? a. the troopers are following a standard of positive law. b. the troopers are following a normative standard. c. the troopers are following a headline test. d. the troopers are following the blanchard/peale standard.