From the course: Learning the R Tidyverse

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Filter out NA values

Filter out NA values - R Tutorial

From the course: Learning the R Tidyverse

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Filter out NA values

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- [Instructor] Dplyr is a member of the tidyverse ecosystem designed for manipulating data with a variety of different verbs. Filter is the verb that allows us to filter data according to conditions. For instance, please return me countries with an area greater than X. But how about if you want to return those observations where there is missing or not applicable data, well, NA has special significance in R, as missing data. It is detected using the function, is.na. Filter allows us to easily remove any row from a data frame which contains NA values and we can also return only those values which are complete using complete cases. Let's see some quick examples of that in our studio. So, in our exercise files, we have a data folder which is currently empty and in our data-raw folder, we have a csv file and a folder called, data-tidying.R. Let's open that up and see what we have here. At the top, we have library tidyverse, which loads us the tidyverse library which I run with command…

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