One of the seven Tools of Quality to provide a static picture of the frequency distribution (variations in the process) allowing proper interpretation relative to a particular attribute that is measured in the process or of a product. Histogram is a bar diagram representing a frequency distribution of a particular attribute that is measured in the process of a product.
A graphic presentation of a frequency distribution that reflects the distribution by a series of contiguous rectangles.
A way of displaying frequency values as columns whose height is proportional to the corresponding frequency.
A form of statistical graph in which values are plotted in the form of rectangles on a chart; a bar-chart.