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Data Science / Datawetenskap - 141

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How would you describe your experience of the first week of working in R?

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What did you find most challenging about week 1 of the module?

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The output of the command

Math formula

is

Math formula

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What is the output of the following command?

Math formula

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A basic installation of R includes a number of data sets. One of these data sets is called Orange. How many columns are there in this data set?

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The difference between atomic vectors and lists in R is that atomic vectors can contain multiple data types, whereas lists can only contain a single data type.

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Consider the following data frame in R, named mydf:

Data frame

Executing the command 

Math formula

in R would return an error.

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What is the output of the following commands?

Math formula

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What is the output of the following command?

Math formula

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What is the output of the following command?

Math formula

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