newImage("Test Image", "32-bit Black", 500, 500, 1); id = getImageID; run("Add Specified Noise...", "standard=20"); getStatistics(area, mean, min, max); run("Add...", "value=400"); run("Histogram", "bins=256 y_max=Auto"); rename("Histogram of 32-bit Image"); selectImage(id); run("Conversions...", " "); run("16-bit"); run("Histogram"); rename("Histogram of 16-bit Image");