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Tags

#bayes #programming #r #statistics

Question

What is a dataframe?

Answer

A data frame is a type of list in which each component is thought of as a named column of a matrix, with different columns possibly of different types

Tags

#bayes #programming #r #statistics

Question

What is a dataframe?

Answer

?

Tags

#bayes #programming #r #statistics

Question

What is a dataframe?

Answer

A data frame is a type of list in which each component is thought of as a named column of a matrix, with different columns possibly of different types

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#### Parent (intermediate) annotation

**Open it**

A data frame is much like a matrix, insofar as it has several columns of equal length. But each column can be of a different type, and, in particular, columns can be factors. A data frameisreallyatypeof list in which each component is thought of as a named column of a matrix, with different columns possibly of different types. The elements of a data frame can be accessed as if it were a list or as if it were a matrix.

#### Original toplevel document (pdf)

owner: shihabdider - (no access) - Doing Bayesian Data Analysis, p54

A data frame is much like a matrix, insofar as it has several columns of equal length. But each column can be of a different type, and, in particular, columns can be factors. A data frameisreallyatypeof list in which each component is thought of as a named column of a matrix, with different columns possibly of different types. The elements of a data frame can be accessed as if it were a list or as if it were a matrix.

status | not learned | measured difficulty | 37% [default] | last interval [days] | |||
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repetition number in this series | 0 | memorised on | scheduled repetition | ||||

scheduled repetition interval | last repetition or drill |

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