This product contains 23 different images. They include a blank curve with marks, a blank curve with generic labels, 68/95/99.7 shaded and unshaded with marks and labels, 3 different shading between 2 values, 2 different shadings to the left of a value, 2 different shadings from the right of a value, and an IQ normal curve. You will receive these images as a zip file. These images were created starting with this base image.These images can be used in personal & commercial use. If they are us