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Splitting Data Into Multiple Tables So That They Can Be Put Back Together

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Data wrangling with R in 27 minutes

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Manipulate your data. Data wrangling. R programmning for beginners.

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Using dplyr's group_by for grouping data in R (CC163)

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Dplyr Essentials (easy data manipulation in R): select, mutate, filter, group_by, summarise, & more

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Data Wrangling In R with group_by() and summarise()

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Paths And RStudio Projects

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Introduction To Making Forecasts From Time-Series Models in R