Create an account
the complete set of raw data, for all observational units and variables in a survey or experiment
consists of a group or category names that don't necessarily have any logical ordering; each individual only falls into one category
a categorical variable that may be used to describe the data when a categorical variable has ordered categories
raw data that are recorded as numerical values (either measurements or counts)
a type of quantitative variable that is used when every value within some interval is a possible result
the value of which for an individual is thought to partially explain the value of the response variable for that same individual
the proportion or percentage in a category relative to the total count over all categories
relative frequency distribution
a listing of all categories along with relative frequencies (given a proportions or percentages)
visual representations that are useful for summarizing a single categorical variable if there aren't too many categories
visual representations that are useful for summarizing one or two categorical variables; especially useful for comparing two categorical variables
displays information in a five-number summary; useful for comparing multiple groups and identifying outliers
a numerical summary of the data that is "resistant" to the influence of outliers, meaning outliers won't have a major influence on a statistic's numerical value
the measure of the spread of values, represented by s; the average distance that values fall from the mean
Please allow access to your computer’s microphone to use Voice Recording.
Having trouble? Click here for help.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!Reload
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Please upgrade Flash or install Chrome
to use Voice Recording.
For more help, see our troubleshooting page.
Your microphone is muted
For help fixing this issue, see this FAQ.
Star this term
You can study starred terms together