Vertigo could be either from a peripheral (labyrinth and vestibular nerve) or a central disorder (central nervous system). Central vertigo is usually a result of an abnormal processing of the vestibular sensory input by the central nervous system. See the image below.
scatterhist(x,y) creates a 2-D scatter plot of the data in vectors x and y, and displays the marginal distributions of x and y as univariate histograms on the horizontal and vertical axes of the scatter plot, respectively. example.
1 A histogram is a graphical method for displaying the shape of a distribution. It is particularly useful when there are a large number of observations. 2  To create this table, the range of scores was broken into intervals, called class intervals. The first interval is from 39.5 to 49.5, the second from 49.5 to 59.5, etc.