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X is the vector c(5,9.2,3,8.51,na), what is the output of mean(x)?
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X is the vector c(5,9.2,3,8.51,na), what is the output of mean(x)?..
Answer / Lakhpat Ram
The NA value in the vector x will cause the mean() function to return NA as well, because it cannot calculate the average with missing values.
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