Summary statistics in R

Mean, median, standard deviation and quantiles, which is most of a first look at data.

summary_stats <- function(values) {
  list(
    mean = mean(values, na.rm = TRUE),
    sd = sd(values, na.rm = TRUE),
    median = median(values, na.rm = TRUE),
    range = range(values, na.rm = TRUE)
  )
}

Keywords and builtins used here

• function
• list
• mean
• median
• range
• sd

The run, in numbers

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8

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54

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At the three-star pace of 90 tokens a minute, this run takes about 36 seconds.

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Step 3 of 3 in Building & inspecting, step 3 of 8 in Data frames in base R.

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