TLF ID L5915
Are reaction times using a person’s preferred hand faster than using the non-preferred hand? Display the given data, including your own time, in a back-to-back stem-and-leaf graph to investigate the answer to this question. Identify the median for preferred and non-preferred hands and use the two means to draw a conclusion about this question. Use the tutorial to show the features and uses of stem-and-leaf graphs. This learning object is one in a series of five learning objects.