The angle must be specified in radians. The angle must be specified in degrees. Returns the smallest integer that is at least as large as x . Bessel function of the first kind, order one. Base 2 logarithm of x .
X is in units of standard deviations from the mean.
See also the NPD function. X is in units of standard deviations from the mean. Area under the normal probability distribution curve from -infinity to x . It causes a string to be written to your terminal and also the listing file for the analysis. Printf is primarily useful as a diagnostic tool to give you a way to observe what is happening during an analysis.