- Prof Dev
Song celebrates advantages of the mean (over the mode and median) and includes conceptual references such as BLUE and MAD. May be sung to the tune of "It Had To Be You" (Gus Hahn and Isham Jones). Musical accompaniment realization and vocals are by Joshua Lintz from University of Texas at El Paso.
This Java applet demonstrates confidence intervals for the mean. It allows the user to alter sample size, samples taken, intervals, and the option of standard error. The applet displays sample values, such as average, standard deviation, and percent covered.