Set r: with this option, the user specifis a value of the correlation coefficient, r and the SDs for the independent (x) and dependent (y) variables. The applet randomly a plot that matches those ...

Long before any statistical methods were formalized, graphical and numerical data summaries were used to draw informal statistical conclusions. There are many examples of earlier graphics that surely ...

Consider randomly tossing a coin onto a square grid. What is the probability that when the coin is tossed, it falls entirely in one square without crossing any grid line? Assume that the diameter of ...