Exploring Rows in DataFrame in Python

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Questions and Answers

What does the output of ForestAreaDF.size indicate?

  • The number of columns in the DataFrame
  • The number of rows in the DataFrame
  • The memory usage of the DataFrame
  • The total number of values in the DataFrame (correct)

What does ForestAreaDF.T do to the DataFrame?

  • It rearranges the row indices
  • It sorts the DataFrame based on column labels
  • It displays a summary of the DataFrame
  • It transposes the DataFrame (correct)

What does ForestAreaDF.head(2) do?

  • Displays the first 2 rows of the DataFrame (correct)
  • Calculates the mean of the DataFrame
  • Sorts the DataFrame in ascending order
  • Displays the last 2 rows of the DataFrame

Which parameter controls how many rows are displayed by ForestAreaDF.head(n)?

<p><code>n</code> (C)</p> Signup and view all the answers

What is the default number of rows displayed by ForestAreaDF.tail() when no parameter is specified?

<p>5 (B)</p> Signup and view all the answers

What data does ForestAreaDF.tail(2) show?

<p>Last 2 rows of the DataFrame (D)</p> Signup and view all the answers

In a transposed DataFrame, what replaces row indices and column labels?

<p>Each other's position (C)</p> Signup and view all the answers

ForestAreaDF.head(n) is used to display:

<p><code>n</code> specified rows from the DataFrame (A)</p> Signup and view all the answers

ForestAreaDF.T primarily helps in:

<p>Reorganizing data for analysis (B)</p> Signup and view all the answers

What is displayed when ForestAreaDF.tail() is called without any parameter?

<p>Last 5 rows of the DataFrame (C)</p> Signup and view all the answers

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