Stats Ch 11 final exam questions

use between 10-15 classes

in creating a frequency distribution table, this is NOT a basic/ general rule to follow

bar graph

physicians would like to demonstrate to hospital admins that additional exam rooms are needed to accommodate their pts. They ask HIM mngr to construct a graph showing catagories of primary care, surgical, medical specialists, and hospital outpatients. which graph would be appropriate?

percentages

what do the wedges or divisions of a pie graph represent?

nominal

what is one of the simplest types of catagorical data in which the values fall into unordered catagories?

Discrete

what type of numerical data contains only a finite number of results?

all of the above

when creating histograms, which is a true statement? -form classes of equal width -always form frequency groups that don't overlap -establish between 4-12 frequency groups -all of the above

histogram

which graph displays vertical bars to depict frequency distributions for continuous data?

line graph

which graph is best for the cancer registrar to use to display the 5 year survival rates of lung patients?

bar graph

which graph would be best to display the number of discharges by medical services for the past year?

pie graph

which of the following graphs would be best to use to display the percentages of diagnoses seen at your mental health center