Fixing typo chapter 26 (#1382)
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@ -72,7 +72,7 @@ df |> mutate(
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You might be able to puzzle out that this rescales each column to have a range from 0 to 1.
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You might be able to puzzle out that this rescales each column to have a range from 0 to 1.
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But did you spot the mistake?
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But did you spot the mistake?
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When Hadley wrote this code he made an error when copying-and-pasting and forgot to change an `a` to a `b`.
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When Hadley wrote this code he made an error when copying-and-pasting and forgot to change an `a` to a `b`.
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Preventing this type of mistake of is one very good reason to learn how to write functions.
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Preventing this type of mistake is one very good reason to learn how to write functions.
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### Writing a function
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### Writing a function
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