What is the formula for mean in ungrouped data, sum of values divided by number, What symbol represents the sample mean, x bar, What symbol represents the population mean, mu, What does Σx mean, sum of all x values, In sample mean, what does n represent, number of sample values, In population mean, what does N represent, number of population values, What is the sample mean formula, Σx divided by n, What is the population mean formula, Σx divided by N, What is the mean of 4, 6, 8, 6, What is the mean of 10, 20, 30, 40, 25, Why is the mean affected by extreme values, it uses every data value, If one value increases, what happens to the mean, it increases, When should x bar be used instead of mu, when using sample data, Why is mu used for complete population data, it represents population mean, If the sum is fixed, what lowers the mean, increasing the number of values, A class mean is 12 from 5 values What is the sum, 60, The mean of 3, 5, 7, 9 changes after adding 16 New mean, 8, Which mean is larger for 2, 2, 2, 20 than for 2, 2, 2, 2, first set mean, If positive and negative values balance exactly, what is the mean, 0, Why divide by n or N after summing values, to get the average share

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