[JUMP START] Python - Pandas

Quiz
•
Computers
•
University
•
Medium
Lucas Lima
Used 1+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O método df.info() fornece um resumo rápido e conciso do DataFrame, incluindo o número de entradas, tipos de dados e memória utilizada.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O método df.value_counts() é usado para contar a frequência de valores únicos em todo o DataFrame.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual função do pandas é usada para gerar um resumo estatístico descritivo (contagem, média, desvio padrão, etc.) de um DataFrame?
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O método df.fillna(method='backfill') preenche os valores ausentes com a média da coluna.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Como você pode selecionar todas as linhas de um DataFrame df onde os valores da coluna 'idade' são maiores que 30
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O método df.columns['nome_coluna'] é usado para selecionar uma coluna de um DataFrame.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual método do pandas é usado para agrupar dados em um DataFrame por uma coluna e, em seguida, aplicar uma função agregada, como soma ou média?
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