Find the mean of the data 9,5.6,6.1,7.6,4.89,5.6,6.1,7.6,4.8.Use two decimal digits after the decimal point.数值题

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Question at position 3  What is the output of the following code? x = c(0, 1, 1, 2, 3, 5, 8, 13, 21, 34)mean(x) 8.89.510.515.0

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