The means of 4 numbers 4,8,t, and 20 is 12 . Find the value of 't'
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Calculate the mean, median, mode and range for 3, 19, 9, 7, 27, 4, 8, 15, 3, 11. How to Find the Mean (or Average Value) ... The 2 middle numbers only need to be averaged when the data set has an even number of data points in it. ... Mean. Set: 8, 12, 9, 7, 13, 10. Mean = (8 + 12 + 9 + 7 + 13 + 10) / 6
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