Normal Bell Curve (Normal Distribution) Clipart: This Normal Bell Curve (Normal Distribution) clipart set includes 17 distinct styles (6 blank styles and 11 styles with scores) that come in both PNG (transparent) and JPEG (white background) for a total of 34 images. All image files are 300dpi. Commercial use is allowed with proper credit given (see my Terms of Use in the download – or read prior here). Below is a breakdown of all the images included in this product.Normal Bell Curve (NBC) Table