data handling - measures of dispersion, measure of central tendency 0.0 / 5 ? PsychologyResearch methods and techniquesA2/A-levelAQA Created by: boogluvrCreated on: 19-06-21 15:09 how do you calculate the mean? Calculated by adding up all of the scores, then dividing by the number of scores there are. 1 of 7 how do you calculate the median? The scores are put in numerical order, and the middle score is taken as the median 2 of 7 how do you calculate the mode? The mode is the most commonly occurring score in a set of data 3 of 7 what is the measure of dispersion? the general term for any measure of the spread in a set of scores 4 of 7 what is the 'range' of a set of results? The difference between the lowest and highest score in a data set 5 of 7 how do you calculate the range? (highest score - lowest score) + 1 6 of 7 what is standard deviation? the measure of distance of each of the scores from the mean. 7 of 7
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