Mean
If the mean of the set of data 5, 17, 19, 14, 15, 17, 7, 11, 16, 19, 5, 5, 10, 8, 13, 14, 4, 2, 17, 11, x is -91.74, what is the value of x?
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Consider the following data: 2, 11, 19, 10, 13, 12, 6, 9, 12, 16, 11. What is the value 20.6 stands for?
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