Histograms
What is a histogram used to illustrate?
Quantitative data
What are box plots used for?
Graphically depicting groups of numerical data through their quartiles
What is frequency distribution?
A table displaying the various intervals and their frequency or relative frequency
When are stem plots used?
When there is a medium amount of quantitative variables to analyze
What are bar graphs used for?
Categorical data
What does the horizontal and vertical axes contain?
The horizontal axis contains numerical values and the vertical axis contains the frequencies
How many values is it contracted from and what are they?
The minimum value, the first quartile, the median, the third quartile, and the maximum value
What is relative frequency?
The percent of data points that will fall within an interval
What does it allow you to compare?
Data
What does the horizontal axis contain and what is the vertical axis?
Horizontal axis contains values of the variable and vertical axis is frequency
What are some info that histograms show?
Data set such as central location , width of spread , and shape.
What are the values used to compare?
How close other data values are to them
What does it show?
The curve of a cumulative distribution function
How are the numbers arranged?
By place values
What are the 2 variables that a bar graph consist?
Dependent and Independent or response and predictor