Spelling correction (#160)
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@ -293,7 +293,7 @@ flights[order(flights$year, flights$month, flights$day), , drop = FALSE]
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1. Sort `flights` to find the fastest flights.
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1. Sort `flights` to find the fastest flights.
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1. Which flights travlled the longest? Which travelled the shortest?
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1. Which flights travelled the longest? Which travelled the shortest?
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## Select columns with `select()`
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## Select columns with `select()`
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