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.
Scatter Plots. Scatter Plots (also called scatter diagrams) are used to investigate the possible relationship between two variables that both relate to the same event.. A straight line of best fit (using the least squares method) is often included. Things to look for: