Fol-lowing presentation of the digits, the vigilance task started.Memory for these digits was only tested once, at the end ofthe vigilance task (40 min later). Immediately after the lasttrialinthevigilancetask,adigitwaspresentedatthecenterof the display for 153 ms. Observers were required to ...
Mean Median Mode Calculator. In statistics, mean is the average of all the data. Median is the middle value of the set of data and mode is the one that occurs most often in a set of data. The difference between the largest and smallest data is the range. This online calculator helps you to find the mean, median, range and mode of the values you entered.
The mean of a set of data is probably what most people refer to as average. You find the mean of a set of data by adding up all the numbers in the data set and then dividing by the number of data points you added up. When someone says average, this is usually what they are talking about. median does refer to the number in the middle of a data set.