The staff of the accounting and quality control departments rated their respective supervisor's leadership style as either (1) authoritarian or (2) participatory. Sixty-eight per cent of the accounting staff rated their supervisor 'authoritarian' and thirty-two per cent rated him 'participatory'. Forty per cent of the quality control staff rated their supervisor 'authoritarian' and sixty per cent rated her 'participatory.' The best graphic depiction of these data would be two _