Exam 1 v2

histogram

Which of the following divides quantitative measurements into classes and graphs the frequency, relative frequency, or percentage frequency for each class?

scatter plot

Which of the following graphical tools is not used to study the shapes of distributions?

bar chart, histogram

A ________ displays the frequency of each class with qualitative data and a ________ displays the frequency of each class with quantitative data.

scatter plot

A ________ shows the relationship between two variables.

3

A normal population has 99.73 percent of the population measurements within ________ standard deviation(s) of the mean.

pareto chart

A(n) ________ can be used to differentiate the "vital few" causes of quality problems from the "trivial many" causes of quality problems.