Mu= entire population as a whole X̄ X Bar is the mean value of the group of scores. X̄= associated with samples of a part of a population *aka arithmetic mean (sum of deviations is equal to zero) An extreme score can pull the mean in one direction or another and make it less representative of the set of scores and less useful for which the mean is being computed. X̄ =ΣX/nĬentermost point where all the values on one side of the mean are equal in weight to all the values on the other side of the mean. The Sum of all the values in a group, divided by the number of values in that group. *Add up scores and divide by the Total # (n) Mean Most common type of average. Divide the total or sum by the number of values Compute the sum or total of all the valuesģ. ![]() ![]() ![]() List the entire set of value in one or more columns. TERMS IN THIS SET (44) How do you solve for the Mean? 1.
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