4.4.3.Practice Quiz Pandas - sj50179/IBM-Data-Science-Professional-Certificate GitHub Wiki
TOTAL POINTS 6
Question 1
What python object do you cast to a dataframe?
- set
- tuple
- dictionary
correct
Question 2
How would you access the first-row and first column in the dataframe df?
- df.ix[0,0]
- df.ix[0,1]
- df.ix[1,0]
correct
Question 3
What is the proper way to load a CSV file using pandas?
- pandas.from_csv(‘data.csv’)
- pandas.load_csv(‘data.csv’)
- pandas.read_csv(‘data.csv’)
- pandas.import_csv(‘data.csv’)
correct
Question 4
Use this dataframe to answer the question.
How would you select the Genre disco? Select all that apply.
- df.iloc[6, ‘genre’]
- df.loc[6, 5]
- df.iloc[6, 4]
correct
- df.loc[‘Bee Gees’, ‘Genre’]
Question 5
Use this dataframe to answer the question.
Which will NOT evaluate to 20.6? Select all that apply.
- df.iloc[4,5]
- df.iloc[6,5]
- df.loc[4,’Music Recording Sales’]
correct
- df.iloc[6, ‘Music Recording Sales (millions)’]
correct
Question 6
Use this dataframe to answer the question.
How do we select Albums The Dark Side of the Moon to Their Greatest Hits (1971-1975)? Select all that apply.
- df.iloc[2:5, ‘Album’]
- df.loc[2:5, ‘Album’]
correct
- df.iloc[2:6, 1]
correct
- df.loc[2:5, 1]