groups such as Chicanos fit the Afrocentric paradigm? Is the Afrocentric approach bound by the limitations of its new disciplinary context, or does it offer something unique which may
What is a 'Z-Score'. A Z-score is a numerical measurement of a value's relationship to the mean in a group of values. If a Z-score is 0, it represents the score is identical to the mean score. Z-scores may also be positive or negative, with a positive value indicating the score is above the mean and a negative score indicating it is below the mean. Positive and negative scores also reveal the number of standard deviations the score is either above or below the mean.
Z-Scores. 1  Sometimes we want to do more than summarize a bunch of scores. 2  Z-Scores tell us whether a particular score is equal to the mean, below the mean or above the mean of a bunch of scores.  3  Has a value of 0, it is equal to the group mean.   Is positive, it is above the group 1  mean.  Is negative, it is below the group mean.