MIS 346 AI Quiz2

What is the NumPy library used for?

• Data visualization

• Numerical calculations with arrays and matrices

• Model building for machine learning

• Data analysis

What data structure does the Pandas library provide?

• Matrix

• DataFrame

• List

• Array

For which type of machine learning tasks is the Scikit-learn library used?

• Only classification

• Classification, regression, and clustering

• Only regression

• Only clustering

Which code is used to create a matrix in the NumPy library?

• np.array([[1, 2], [3, 4]])

• np.matrix([[1, 2], [3, 4]])

• np.create_matrix([[1, 2], [3, 4]])

• np.new_matrix([[1, 2], [3, 4]])

Which function is used to load data with the Pandas library?

• pd.import_csv()

• pd.load_csv()

• pd.read_csv()

• pd.open_csv()

Which metric is used for model evaluation in the Scikit-learn library?

• Accuracy

• All

• MSE

• R-squared

Which function is used to calculate the average of an array in the NumPy library?

• np.mean()

• np.average()

• np.median()

• np.sum()

Which method can be used to fill missing values in the Pandas library?

• remove()

• replace()

• fillna()

• dropna()

Which function is used to create a graph in the Matplotlib library?

• plt.draw()

• plt.create()

• plt.graph()

• plt.plot()

Which function is used in the Scikit-learn library to split data into training and test sets?

• data_split()

• split_data()

• train_split()

• train_test_split()